38697764 has 24 divisors (see below), whose sum is σ = 79197888. Its totient is φ = 16198560.

The previous prime is 38697751. The next prime is 38697781. The reversal of 38697764 is 46779683.

38697764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14867 + ... + 17274.

It is an arithmetic number, because the mean of its divisors is an integer number (3299912).

Almost surely, 2^38697764 is an apocalyptic number.

It is an amenable number.

38697764 is an abundant number, since it is smaller than the sum of its proper divisors (40500124).

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

38697764 is a wasteful number, since it uses less digits than its factorization.

38697764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32195 (or 32193 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 50.

The square root of 38697764 is about 6220.7526875773. The cubic root of 38697764 is about 338.2428491775.

The spelling of 38697764 in words is "thirty-eight million, six hundred ninety-seven thousand, seven hundred sixty-four".