228902192 has 20 divisors (see below), whose sum is σ = 443873376. Its totient is φ = 114354240.

The previous prime is 228902183. The next prime is 228902207. The reversal of 228902192 is 291209822.

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, 15842 + ... + 26622.

Almost surely, 2^228902192 is an apocalyptic number.

It is an amenable number.

228902192 is a deficient number, since it is larger than the sum of its proper divisors (214971184).

228902192 is a wasteful number, since it uses less digits than its factorization.

228902192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12116 (or 12110 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 228902192 is about 15129.5139379955. The cubic root of 228902192 is about 611.7162025909.

The spelling of 228902192 in words is "two hundred twenty-eight million, nine hundred two thousand, one hundred ninety-two".