332313505 has 4 divisors (see below), whose sum is σ = 398776212. Its totient is φ = 265850800.

The previous prime is 332313497. The next prime is 332313529. The reversal of 332313505 is 505313233.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 198471744 + 133841761 = 14088^2 + 11569^2 .

It is not a de Polignac number, because 332313505 - 2³ = 332313497 is a prime.

It is a super-3 number, since 3×332313505³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 332313505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33231346 + ... + 33231355.

It is an arithmetic number, because the mean of its divisors is an integer number (99694053).

Almost surely, 2^332313505 is an apocalyptic number.

It is an amenable number.

332313505 is a deficient number, since it is larger than the sum of its proper divisors (66462707).

332313505 is an equidigital number, since it uses as much as digits as its factorization.

332313505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66462706.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 332313505 is about 18229.4680394135. The cubic root of 332313505 is about 692.6534425193.

Adding to 332313505 its reverse (505313233), we get a palindrome (837626738).

The spelling of 332313505 in words is "three hundred thirty-two million, three hundred thirteen thousand, five hundred five".