38730572 has 12 divisors (see below), whose sum is σ = 67874016. Its totient is φ = 19338000.

The previous prime is 38730557. The next prime is 38730581. The reversal of 38730572 is 27503783.

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, 3443 + ... + 9450.

It is an arithmetic number, because the mean of its divisors is an integer number (5656168).

Almost surely, 2^38730572 is an apocalyptic number.

It is an amenable number.

38730572 is a deficient number, since it is larger than the sum of its proper divisors (29143444).

38730572 is a wasteful number, since it uses less digits than its factorization.

38730572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13648 (or 13646 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 38730572 is about 6223.3891088377. The cubic root of 38730572 is about 338.3384097103.

The spelling of 38730572 in words is "thirty-eight million, seven hundred thirty thousand, five hundred seventy-two".