38739768 has 16 divisors (see below), whose sum is σ = 96849480. Its totient is φ = 12913248.

The previous prime is 38739731. The next prime is 38739781. The reversal of 38739768 is 86793783.

It is a self number, because there is not a number n which added to its sum of digits gives 38739768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807055 + ... + 807102.

Almost surely, 2^38739768 is an apocalyptic number.

It is an amenable number.

38739768 is an abundant number, since it is smaller than the sum of its proper divisors (58109712).

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

38739768 is a wasteful number, since it uses less digits than its factorization.

38739768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614166 (or 1614162 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 38739768 is about 6224.1278907169. The cubic root of 38739768 is about 338.3651854040.

The spelling of 38739768 in words is "thirty-eight million, seven hundred thirty-nine thousand, seven hundred sixty-eight".