38851472 has 20 divisors (see below), whose sum is σ = 82118256. Its totient is φ = 17659680.

The previous prime is 38851471. The next prime is 38851493. The reversal of 38851472 is 27415883.

It is not an unprimeable number, because it can be changed into a prime (38851471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110198 + ... + 110549.

Almost surely, 2^38851472 is an apocalyptic number.

It is an amenable number.

38851472 is an abundant number, since it is smaller than the sum of its proper divisors (43266784).

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

38851472 is a wasteful number, since it uses less digits than its factorization.

38851472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220766 (or 220760 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 38851472 is about 6233.0948974005. The cubic root of 38851472 is about 338.6900924820.

The spelling of 38851472 in words is "thirty-eight million, eight hundred fifty-one thousand, four hundred seventy-two".