38459664 has 80 divisors (see below), whose sum is σ = 111421440. Its totient is φ = 12700800.

The previous prime is 38459647. The next prime is 38459683. The reversal of 38459664 is 46695483.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54514 + ... + 55214.

It is an arithmetic number, because the mean of its divisors is an integer number (1392768).

Almost surely, 2^38459664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38459664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55710720).

38459664 is an abundant number, since it is smaller than the sum of its proper divisors (72961776).

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

38459664 is a wasteful number, since it uses less digits than its factorization.

38459664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845 (or 833 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 38459664 is about 6201.5856036985. The cubic root of 38459664 is about 337.5477068364.

The spelling of 38459664 in words is "thirty-eight million, four hundred fifty-nine thousand, six hundred sixty-four".