332991330 has 32 divisors (see below), whose sum is σ = 913348224. Its totient is φ = 76112256.

The previous prime is 332991313. The next prime is 332991341. The reversal of 332991330 is 33199233.

It is a happy number.

It is a super-2 number, since 2×332991330² = 221766451710337800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332991291 and 332991300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 792627 + ... + 793046.

It is an arithmetic number, because the mean of its divisors is an integer number (28542132).

Almost surely, 2^332991330 is an apocalyptic number.

332991330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

332991330 is an abundant number, since it is smaller than the sum of its proper divisors (580356894).

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

332991330 is a wasteful number, since it uses less digits than its factorization.

332991330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585690.

The product of its (nonzero) digits is 13122, while the sum is 33.

The square root of 332991330 is about 18248.0500328117. The cubic root of 332991330 is about 693.1240613375.

The spelling of 332991330 in words is "three hundred thirty-two million, nine hundred ninety-one thousand, three hundred thirty".