332130394 has 8 divisors (see below), whose sum is σ = 527501268. Its totient is φ = 156296640.

The previous prime is 332130371. The next prime is 332130433. The reversal of 332130394 is 493031233.

It can be written as a sum of positive squares in 2 ways, for example, as 249229369 + 82901025 = 15787^2 + 9105^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×332130394² = 220621197237190472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4884237 + ... + 4884304.

Almost surely, 2^332130394 is an apocalyptic number.

332130394 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

332130394 is a deficient number, since it is larger than the sum of its proper divisors (195370874).

332130394 is a wasteful number, since it uses less digits than its factorization.

332130394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9768560.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 332130394 is about 18224.4449572545. Note that the first 3 decimals coincide. The cubic root of 332130394 is about 692.5261974476.

The spelling of 332130394 in words is "three hundred thirty-two million, one hundred thirty thousand, three hundred ninety-four".