38461664 has 24 divisors (see below), whose sum is σ = 76508208. Its totient is φ = 19031040.

The previous prime is 38461639. The next prime is 38461673. The reversal of 38461664 is 46616483.

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, 3092 + ... + 9299.

It is an arithmetic number, because the mean of its divisors is an integer number (3187842).

Almost surely, 2^38461664 is an apocalyptic number.

It is an amenable number.

38461664 is a deficient number, since it is larger than the sum of its proper divisors (38046544).

38461664 is a wasteful number, since it uses less digits than its factorization.

38461664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12498 (or 12490 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 38461664 is about 6201.7468506865. The cubic root of 38461664 is about 337.5535578471.

The spelling of 38461664 in words is "thirty-eight million, four hundred sixty-one thousand, six hundred sixty-four".