38228004 has 24 divisors (see below), whose sum is σ = 99109920. Its totient is φ = 12742632.

The previous prime is 38227963. The next prime is 38228011. The reversal of 38228004 is 40082283.

38228004 is a `hidden beast` number, since 382 + 280 + 0 + 4 = 666.

It is a super-2 number, since 2×38228004² = 2922760579648032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176874 + ... + 177089.

It is an arithmetic number, because the mean of its divisors is an integer number (4129580).

Almost surely, 2^38228004 is an apocalyptic number.

It is an amenable number.

38228004 is an abundant number, since it is smaller than the sum of its proper divisors (60881916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38228004 is a wasteful number, since it uses less digits than its factorization.

38228004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353976 (or 353968 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 38228004 is about 6182.8799114976. The cubic root of 38228004 is about 336.8686071853.

The spelling of 38228004 in words is "thirty-eight million, two hundred twenty-eight thousand, four".