332872398 has 12 divisors (see below), whose sum is σ = 721223568. Its totient is φ = 110957460.

The previous prime is 332872391. The next prime is 332872409. The reversal of 332872398 is 893278233.

It is a happy number.

332872398 is a `hidden beast` number, since 332 + 87 + 239 + 8 = 666.

It is a super-2 number, since 2×332872398² = 221608066700540808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332872391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9246438 + ... + 9246473.

It is an arithmetic number, because the mean of its divisors is an integer number (60101964).

Almost surely, 2^332872398 is an apocalyptic number.

332872398 is an abundant number, since it is smaller than the sum of its proper divisors (388351170).

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

332872398 is a wasteful number, since it uses less digits than its factorization.

332872398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18492919 (or 18492916 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 332872398 is about 18244.7909826339. The cubic root of 332872398 is about 693.0415322148.

The spelling of 332872398 in words is "three hundred thirty-two million, eight hundred seventy-two thousand, three hundred ninety-eight".