38406692 has 12 divisors (see below), whose sum is σ = 67601436. Its totient is φ = 19092000.

The previous prime is 38406677. The next prime is 38406713. The reversal of 38406692 is 29660483.

It can be written as a sum of positive squares in 2 ways, for example, as 33362176 + 5044516 = 5776^2 + 2246^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27059 + ... + 28442.

It is an arithmetic number, because the mean of its divisors is an integer number (5633453).

Almost surely, 2^38406692 is an apocalyptic number.

It is an amenable number.

38406692 is a deficient number, since it is larger than the sum of its proper divisors (29194744).

38406692 is a wasteful number, since it uses less digits than its factorization.

38406692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55678 (or 55676 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 38406692 is about 6197.3132888373. The cubic root of 38406692 is about 337.3926630775.

The spelling of 38406692 in words is "thirty-eight million, four hundred six thousand, six hundred ninety-two".