228717004 has 6 divisors (see below), whose sum is σ = 400254764. Its totient is φ = 114358500.

The previous prime is 228716987. The next prime is 228717023. The reversal of 228717004 is 400717822.

It is a super-2 number, since 2×228717004² = 104622935837472032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28589622 + ... + 28589629.

Almost surely, 2^228717004 is an apocalyptic number.

It is an amenable number.

228717004 is a deficient number, since it is larger than the sum of its proper divisors (171537760).

228717004 is a wasteful number, since it uses less digits than its factorization.

228717004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57179255 (or 57179253 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 228717004 is about 15123.3926088031. The cubic root of 228717004 is about 611.5511931570.

It can be divided in two parts, 2287 and 17004, that added together give a palindrome (19291).

The spelling of 228717004 in words is "two hundred twenty-eight million, seven hundred seventeen thousand, four".