38509252 has 24 divisors (see below), whose sum is σ = 69925856. Its totient is φ = 18543168.

The previous prime is 38509231. The next prime is 38509253. The reversal of 38509252 is 25290583.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (38509253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11023 + ... + 14089.

Almost surely, 2^38509252 is an apocalyptic number.

It is an amenable number.

38509252 is a deficient number, since it is larger than the sum of its proper divisors (31416604).

38509252 is a wasteful number, since it uses less digits than its factorization.

38509252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187 (or 3185 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 38509252 is about 6205.5823256162. The cubic root of 38509252 is about 337.6927170041.

The spelling of 38509252 in words is "thirty-eight million, five hundred nine thousand, two hundred fifty-two".