332972913 has 32 divisors (see below), whose sum is σ = 553369600. Its totient is φ = 173399616.

The previous prime is 332972851. The next prime is 332972921. The reversal of 332972913 is 319279233.

It is not a de Polignac number, because 332972913 - 2¹⁸ = 332710769 is a prime.

It is a super-2 number, since 2×332972913² = 221741921583411138, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (332972963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13848 + ... + 29286.

It is an arithmetic number, because the mean of its divisors is an integer number (17292800).

Almost surely, 2^332972913 is an apocalyptic number.

It is an amenable number.

332972913 is a deficient number, since it is larger than the sum of its proper divisors (220396687).

332972913 is a wasteful number, since it uses less digits than its factorization.

332972913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15541.

The product of its digits is 61236, while the sum is 39.

The square root of 332972913 is about 18247.5453965732. The cubic root of 332972913 is about 693.1112827253. Note that the first 3 decimals are identical.

The spelling of 332972913 in words is "three hundred thirty-two million, nine hundred seventy-two thousand, nine hundred thirteen".