38476638 has 24 divisors (see below), whose sum is σ = 83626608. Its totient is φ = 12785472.

The previous prime is 38476601. The next prime is 38476679. The reversal of 38476638 is 83667483.

38476638 is a `hidden beast` number, since 3 + 8 + 4 + 7 + 6 + 638 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 38476593 and 38476602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2895 + ... + 9237.

It is an arithmetic number, because the mean of its divisors is an integer number (3484442).

Almost surely, 2^38476638 is an apocalyptic number.

38476638 is an abundant number, since it is smaller than the sum of its proper divisors (45149970).

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

38476638 is a wasteful number, since it uses less digits than its factorization.

38476638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688 (or 6685 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 38476638 is about 6202.9539737128. The cubic root of 38476638 is about 337.5973579209.

The spelling of 38476638 in words is "thirty-eight million, four hundred seventy-six thousand, six hundred thirty-eight".