38425664 has 14 divisors (see below), whose sum is σ = 76251054. Its totient is φ = 19212800.

The previous prime is 38425643. The next prime is 38425687. The reversal of 38425664 is 46652483.

It can be written as a sum of positive squares in only one way, i.e., 36966400 + 1459264 = 6080^2 + 1208^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300137 + ... + 300264.

Almost surely, 2^38425664 is an apocalyptic number.

It is an amenable number.

38425664 is a deficient number, since it is larger than the sum of its proper divisors (37825390).

38425664 is an equidigital number, since it uses as much as digits as its factorization.

38425664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600413 (or 600403 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 38425664 is about 6198.8437631545. The cubic root of 38425664 is about 337.4482086051.

The spelling of 38425664 in words is "thirty-eight million, four hundred twenty-five thousand, six hundred sixty-four".