38493968 has 10 divisors (see below), whose sum is σ = 74582094. Its totient is φ = 19246976.

The previous prime is 38493947. The next prime is 38494009. The reversal of 38493968 is 86939483.

It can be written as a sum of positive squares in only one way, i.e., 33965584 + 4528384 = 5828^2 + 2128^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1202921 + ... + 1202952.

Almost surely, 2^38493968 is an apocalyptic number.

It is an amenable number.

38493968 is a deficient number, since it is larger than the sum of its proper divisors (36088126).

38493968 is a wasteful number, since it uses less digits than its factorization.

38493968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405881 (or 2405875 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 38493968 is about 6204.3507315431. The cubic root of 38493968 is about 337.6480352874.

The spelling of 38493968 in words is "thirty-eight million, four hundred ninety-three thousand, nine hundred sixty-eight".