38502986 has 8 divisors (see below), whose sum is σ = 58350180. Its totient is φ = 19052928.

The previous prime is 38502983. The next prime is 38502991. The reversal of 38502986 is 68920583.

It can be written as a sum of positive squares in 2 ways, for example, as 38502025 + 961 = 6205^2 + 31^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (38502983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99041 + ... + 99428.

Almost surely, 2^38502986 is an apocalyptic number.

38502986 is a deficient number, since it is larger than the sum of its proper divisors (19847194).

38502986 is a wasteful number, since it uses less digits than its factorization.

38502986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198568.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 38502986 is about 6205.0774370672. The cubic root of 38502986 is about 337.6744002167.

The spelling of 38502986 in words is "thirty-eight million, five hundred two thousand, nine hundred eighty-six".