38397628 has 12 divisors (see below), whose sum is σ = 71148672. Its totient is φ = 18069440.

The previous prime is 38397617. The next prime is 38397641. The reversal of 38397628 is 82679383.

It is a congruent number.

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, 282268 + ... + 282403.

It is an arithmetic number, because the mean of its divisors is an integer number (5929056).

Almost surely, 2^38397628 is an apocalyptic number.

It is an amenable number.

38397628 is a deficient number, since it is larger than the sum of its proper divisors (32751044).

38397628 is a wasteful number, since it uses less digits than its factorization.

38397628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564692 (or 564690 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 38397628 is about 6196.5819610492. The cubic root of 38397628 is about 337.3661193725.

The spelling of 38397628 in words is "thirty-eight million, three hundred ninety-seven thousand, six hundred twenty-eight".