38666912 has 12 divisors (see below), whose sum is σ = 76125546. Its totient is φ = 19333440.

The previous prime is 38666861. The next prime is 38666939. The reversal of 38666912 is 21966683.

It can be written as a sum of positive squares in only one way, i.e., 26584336 + 12082576 = 5156^2 + 3476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38666912.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 604139 + ... + 604202.

Almost surely, 2^38666912 is an apocalyptic number.

38666912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38666912 is a deficient number, since it is larger than the sum of its proper divisors (37458634).

38666912 is a wasteful number, since it uses less digits than its factorization.

38666912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208351 (or 1208343 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 38666912 is about 6218.2724288986. The cubic root of 38666912 is about 338.1529366367.

The spelling of 38666912 in words is "thirty-eight million, six hundred sixty-six thousand, nine hundred twelve".