38749792 has 24 divisors (see below), whose sum is σ = 76481496. Its totient is φ = 19325952.

The previous prime is 38749769. The next prime is 38749793. The reversal of 38749792 is 29794783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38749793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13648 + ... + 16240.

It is an arithmetic number, because the mean of its divisors is an integer number (3186729).

Almost surely, 2^38749792 is an apocalyptic number.

38749792 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38749792 is a deficient number, since it is larger than the sum of its proper divisors (37731704).

38749792 is a wasteful number, since it uses less digits than its factorization.

38749792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070 (or 3062 counting only the distinct ones).

The product of its digits is 762048, while the sum is 49.

The square root of 38749792 is about 6224.9330920099. The cubic root of 38749792 is about 338.3943671320.

The spelling of 38749792 in words is "thirty-eight million, seven hundred forty-nine thousand, seven hundred ninety-two".