332493156 has 18 divisors (see below), whose sum is σ = 840468902. Its totient is φ = 110831040.

The previous prime is 332493151. The next prime is 332493169. The reversal of 332493156 is 651394233.

It is a happy number.

332493156 is a `hidden beast` number, since 332 + 4 + 9 + 315 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 332478756 + 14400 = 18234^2 + 120^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×332493156² = 221103397573680672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 9235921 = 332493156 / (3 + 3 + 2 + 4 + 9 + 3 + 1 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 332493156.

It is not an unprimeable number, because it can be changed into a prime (332493151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4617925 + ... + 4617996.

Almost surely, 2^332493156 is an apocalyptic number.

332493156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

332493156 is an abundant number, since it is smaller than the sum of its proper divisors (507975746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

332493156 is a wasteful number, since it uses less digits than its factorization.

332493156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9235931 (or 9235926 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 332493156 is about 18234.3948624570. The cubic root of 332493156 is about 692.7782377953.

The spelling of 332493156 in words is "three hundred thirty-two million, four hundred ninety-three thousand, one hundred fifty-six".