332072530 has 32 divisors (see below), whose sum is σ = 613675440. Its totient is φ = 129300480.

The previous prime is 332072491. The next prime is 332072537. The reversal of 332072530 is 35270233.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 149255089 + 182817441 = 12217^2 + 13521^2 .

It is a super-2 number, since 2×332072530² = 220544330361201800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332072495 and 332072504.

It is not an unprimeable number, because it can be changed into a prime (332072537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339402 + ... + 340378.

Almost surely, 2^332072530 is an apocalyptic number.

332072530 is a deficient number, since it is larger than the sum of its proper divisors (281602910).

332072530 is a wasteful number, since it uses less digits than its factorization.

332072530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854.

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 332072530 is about 18222.8573500426. The cubic root of 332072530 is about 692.4859776384.

The spelling of 332072530 in words is "three hundred thirty-two million, seventy-two thousand, five hundred thirty".