305906332 has 12 divisors (see below), whose sum is σ = 536054176. Its totient is φ = 152748000.

The previous prime is 305906317. The next prime is 305906369. The reversal of 305906332 is 233609503.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 305906294 and 305906303.

It is a congruent number.

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, 47913 + ... + 53920.

Almost surely, 2^305906332 is an apocalyptic number.

It is an amenable number.

305906332 is a deficient number, since it is larger than the sum of its proper divisors (230147844).

305906332 is a wasteful number, since it uses less digits than its factorization.

305906332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102588 (or 102586 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 31.

The square root of 305906332 is about 17490.1781580406. The cubic root of 305906332 is about 673.7976451999.

The spelling of 305906332 in words is "three hundred five million, nine hundred six thousand, three hundred thirty-two".