38507572 has 6 divisors (see below), whose sum is σ = 67388258. Its totient is φ = 19253784.

The previous prime is 38507561. The next prime is 38507593. The reversal of 38507572 is 27570583.

It can be written as a sum of positive squares in only one way, i.e., 38489616 + 17956 = 6204^2 + 134^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4813443 + ... + 4813450.

Almost surely, 2^38507572 is an apocalyptic number.

It is an amenable number.

38507572 is a deficient number, since it is larger than the sum of its proper divisors (28880686).

38507572 is a wasteful number, since it uses less digits than its factorization.

38507572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9626897 (or 9626895 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 38507572 is about 6205.4469621454. The cubic root of 38507572 is about 337.6878062187.

The spelling of 38507572 in words is "thirty-eight million, five hundred seven thousand, five hundred seventy-two".