332423240 has 48 divisors (see below), whose sum is σ = 789424380. Its totient is φ = 125965440.

The previous prime is 332423191. The next prime is 332423249. The reversal of 332423240 is 42324233.

It can be written as a sum of positive squares in 2 ways, for example, as 306880324 + 25542916 = 17518^2 + 5054^2 .

It is a super-2 number, since 2×332423240² = 221010420984195200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (332423249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2930 + ... + 25950.

Almost surely, 2^332423240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 332423240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394712190).

332423240 is an abundant number, since it is smaller than the sum of its proper divisors (457001140).

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

332423240 is a wasteful number, since it uses less digits than its factorization.

332423240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23070 (or 23047 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 332423240 is about 18232.4776155080. The cubic root of 332423240 is about 692.7296757143.

Adding to 332423240 its reverse (42324233), we get a palindrome (374747473).

The spelling of 332423240 in words is "three hundred thirty-two million, four hundred twenty-three thousand, two hundred forty".