38739357 has 8 divisors (see below), whose sum is σ = 57391680. Its totient is φ = 25826220.

The previous prime is 38739317. The next prime is 38739361. The reversal of 38739357 is 75393783.

It is not a de Polignac number, because 38739357 - 2⁷ = 38739229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38739307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717369 + ... + 717422.

It is an arithmetic number, because the mean of its divisors is an integer number (7173960).

Almost surely, 2^38739357 is an apocalyptic number.

It is an amenable number.

38739357 is a deficient number, since it is larger than the sum of its proper divisors (18652323).

38739357 is a wasteful number, since it uses less digits than its factorization.

38739357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434800 (or 1434794 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 38739357 is about 6224.0948739556. The cubic root of 38739357 is about 338.3639887991.

The spelling of 38739357 in words is "thirty-eight million, seven hundred thirty-nine thousand, three hundred fifty-seven".