38933217 has 24 divisors (see below), whose sum is σ = 59439744. Its totient is φ = 25457328.

The previous prime is 38933197. The next prime is 38933221. The reversal of 38933217 is 71233983.

It is a happy number.

It is not a de Polignac number, because 38933217 - 2¹⁴ = 38916833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38953217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11368 + ... + 14390.

It is an arithmetic number, because the mean of its divisors is an integer number (2476656).

Almost surely, 2^38933217 is an apocalyptic number.

It is an amenable number.

38933217 is a deficient number, since it is larger than the sum of its proper divisors (20506527).

38933217 is an equidigital number, since it uses as much as digits as its factorization.

38933217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091 (or 3079 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 38933217 is about 6239.6487881931. The cubic root of 38933217 is about 338.9274650981.

The spelling of 38933217 in words is "thirty-eight million, nine hundred thirty-three thousand, two hundred seventeen".