332856540 has 72 divisors (see below), whose sum is σ = 1047075120. Its totient is φ = 88760448.

The previous prime is 332856527. The next prime is 332856547. The reversal of 332856540 is 45658233.

It is a happy number.

332856540 is a `hidden beast` number, since 3 + 32 + 85 + 6 + 540 = 666.

It is a super-2 number, since 2×332856540² = 221586952441543200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 332856495 and 332856504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332856547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29385 + ... + 39104.

It is an arithmetic number, because the mean of its divisors is an integer number (14542710).

Almost surely, 2^332856540 is an apocalyptic number.

332856540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

332856540 is an abundant number, since it is smaller than the sum of its proper divisors (714218580).

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

332856540 is a wasteful number, since it uses less digits than its factorization.

332856540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68513 (or 68499 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 332856540 is about 18244.3563876614. The cubic root of 332856540 is about 693.0305265689.

The spelling of 332856540 in words is "three hundred thirty-two million, eight hundred fifty-six thousand, five hundred forty".