38021764 has 12 divisors (see below), whose sum is σ = 72587088. Its totient is φ = 17282600.

The previous prime is 38021759. The next prime is 38021771. The reversal of 38021764 is 46712083.

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, 432022 + ... + 432109.

It is an arithmetic number, because the mean of its divisors is an integer number (6048924).

Almost surely, 2^38021764 is an apocalyptic number.

It is an amenable number.

38021764 is a deficient number, since it is larger than the sum of its proper divisors (34565324).

38021764 is a wasteful number, since it uses less digits than its factorization.

38021764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864146 (or 864144 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 38021764 is about 6166.1790437839. The cubic root of 38021764 is about 336.2617126695.

The spelling of 38021764 in words is "thirty-eight million, twenty-one thousand, seven hundred sixty-four".