228438832 has 10 divisors (see below), whose sum is σ = 442600268. Its totient is φ = 114219408.

The previous prime is 228438823. The next prime is 228438857. The reversal of 228438832 is 238834822.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7138698 + ... + 7138729.

Almost surely, 2^228438832 is an apocalyptic number.

It is an amenable number.

228438832 is a deficient number, since it is larger than the sum of its proper divisors (214161436).

228438832 is a wasteful number, since it uses less digits than its factorization.

228438832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14277435 (or 14277429 counting only the distinct ones).

The product of its digits is 147456, while the sum is 40.

The square root of 228438832 is about 15114.1930647984. The cubic root of 228438832 is about 611.3031640367.

The spelling of 228438832 in words is "two hundred twenty-eight million, four hundred thirty-eight thousand, eight hundred thirty-two".