332948721 has 16 divisors (see below), whose sum is σ = 508475264. Its totient is φ = 189834624.

The previous prime is 332948719. The next prime is 332948729. The reversal of 332948721 is 127849233.

It is not a de Polignac number, because 332948721 - 2¹ = 332948719 is a prime.

It is a super-2 number, since 2×332948721² = 221709701631071682, which contains 22 as substring.

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 332948721.

It is not an unprimeable number, because it can be changed into a prime (332948729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7750 + ... + 26943.

It is an arithmetic number, because the mean of its divisors is an integer number (31779704).

Almost surely, 2^332948721 is an apocalyptic number.

It is an amenable number.

332948721 is a deficient number, since it is larger than the sum of its proper divisors (175526543).

332948721 is a wasteful number, since it uses less digits than its factorization.

332948721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35160.

The product of its digits is 72576, while the sum is 39.

The square root of 332948721 is about 18246.8825008548. The cubic root of 332948721 is about 693.0944964207.

The spelling of 332948721 in words is "three hundred thirty-two million, nine hundred forty-eight thousand, seven hundred twenty-one".