38432644 has 12 divisors (see below), whose sum is σ = 67474204. Its totient is φ = 19154304.

The previous prime is 38432633. The next prime is 38432663. The reversal of 38432644 is 44623483.

It can be written as a sum of positive squares in 2 ways, for example, as 1368900 + 37063744 = 1170^2 + 6088^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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, 14097 + ... + 16600.

Almost surely, 2^38432644 is an apocalyptic number.

It is an amenable number.

38432644 is a deficient number, since it is larger than the sum of its proper divisors (29041560).

38432644 is a wasteful number, since it uses less digits than its factorization.

38432644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31014 (or 31012 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 38432644 is about 6199.4067458104. The cubic root of 38432644 is about 337.4686397930.

The spelling of 38432644 in words is "thirty-eight million, four hundred thirty-two thousand, six hundred forty-four".