38636425 has 12 divisors (see below), whose sum is σ = 48586176. Its totient is φ = 30472400.

The previous prime is 38636419. The next prime is 38636431. The reversal of 38636425 is 52463683.

It is an interprime number because it is at equal distance from previous prime (38636419) and next prime (38636431).

It is not a de Polignac number, because 38636425 - 2¹¹ = 38634377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9109 + ... + 12658.

It is an arithmetic number, because the mean of its divisors is an integer number (4048848).

Almost surely, 2^38636425 is an apocalyptic number.

It is an amenable number.

38636425 is a deficient number, since it is larger than the sum of its proper divisors (9949751).

38636425 is a wasteful number, since it uses less digits than its factorization.

38636425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21848 (or 21843 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 38636425 is about 6215.8205411675. The cubic root of 38636425 is about 338.0640408281.

The spelling of 38636425 in words is "thirty-eight million, six hundred thirty-six thousand, four hundred twenty-five".