38976321 has 8 divisors (see below), whose sum is σ = 52030944. Its totient is φ = 25952960.

The previous prime is 38976317. The next prime is 38976323. The reversal of 38976321 is 12367983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38976321 - 2² = 38976317 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38976321.

It is not an unprimeable number, because it can be changed into a prime (38976323) 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, 4731 + ... + 10016.

It is an arithmetic number, because the mean of its divisors is an integer number (6503868).

Almost surely, 2^38976321 is an apocalyptic number.

It is an amenable number.

38976321 is a deficient number, since it is larger than the sum of its proper divisors (13054623).

38976321 is a wasteful number, since it uses less digits than its factorization.

38976321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15631.

The product of its digits is 54432, while the sum is 39.

The square root of 38976321 is about 6243.1018732678. The cubic root of 38976321 is about 339.0524975041.

The spelling of 38976321 in words is "thirty-eight million, nine hundred seventy-six thousand, three hundred twenty-one".