39197023 has 8 divisors (see below), whose sum is σ = 40334720. Its totient is φ = 38063520.

The previous prime is 39197017. The next prime is 39197047. The reversal of 39197023 is 32079193.

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 39197023 - 2²⁵ = 5642591 is a prime.

It is a super-2 number, since 2×39197023² = 3072813224125058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39197023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39198023) 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, 36133 + ... + 37201.

It is an arithmetic number, because the mean of its divisors is an integer number (5041840).

Almost surely, 2^39197023 is an apocalyptic number.

39197023 is a deficient number, since it is larger than the sum of its proper divisors (1137697).

39197023 is a wasteful number, since it uses less digits than its factorization.

39197023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 39197023 is about 6260.7525905437. The cubic root of 39197023 is about 339.6912508560.

The spelling of 39197023 in words is "thirty-nine million, one hundred ninety-seven thousand, twenty-three".