38972776 has 16 divisors (see below), whose sum is σ = 74629440. Its totient is φ = 19071600.

The previous prime is 38972753. The next prime is 38972777. The reversal of 38972776 is 67727983.

It is not an unprimeable number, because it can be changed into a prime (38972777) 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, 51450 + ... + 52201.

It is an arithmetic number, because the mean of its divisors is an integer number (4664340).

Almost surely, 2^38972776 is an apocalyptic number.

It is an amenable number.

38972776 is a deficient number, since it is larger than the sum of its proper divisors (35656664).

38972776 is a wasteful number, since it uses less digits than its factorization.

38972776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103704 (or 103700 counting only the distinct ones).

The product of its digits is 889056, while the sum is 49.

The square root of 38972776 is about 6242.8179534566. The cubic root of 38972776 is about 339.0422179505.

The spelling of 38972776 in words is "thirty-eight million, nine hundred seventy-two thousand, seven hundred seventy-six".