38808736 has 12 divisors (see below), whose sum is σ = 76404762. Its totient is φ = 19404352.

The previous prime is 38808709. The next prime is 38808767. The reversal of 38808736 is 63780883.

It can be written as a sum of positive squares in only one way, i.e., 36723600 + 2085136 = 6060^2 + 1444^2 .

It is a super-2 number, since 2×38808736² = 3012235979835392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38808692 and 38808701.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606355 + ... + 606418.

Almost surely, 2^38808736 is an apocalyptic number.

It is an amenable number.

38808736 is a deficient number, since it is larger than the sum of its proper divisors (37596026).

38808736 is a wasteful number, since it uses less digits than its factorization.

38808736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212783 (or 1212775 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 38808736 is about 6229.6658016301. The cubic root of 38808736 is about 338.5658623525.

The spelling of 38808736 in words is "thirty-eight million, eight hundred eight thousand, seven hundred thirty-six".