39768297 has 8 divisors (see below), whose sum is σ = 53155680. Its totient is φ = 26446560.

The previous prime is 39768277. The next prime is 39768299. The reversal of 39768297 is 79286793.

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

It is not a de Polignac number, because 39768297 - 2¹² = 39764201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39768299) 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, 14979 + ... + 17432.

It is an arithmetic number, because the mean of its divisors is an integer number (6644460).

Almost surely, 2^39768297 is an apocalyptic number.

It is an amenable number.

39768297 is a deficient number, since it is larger than the sum of its proper divisors (13387383).

39768297 is a wasteful number, since it uses less digits than its factorization.

39768297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32823.

The product of its digits is 1143072, while the sum is 51.

The square root of 39768297 is about 6306.2109860042. The cubic root of 39768297 is about 341.3335659237. Note that the first 3 decimals are identical.

The spelling of 39768297 in words is "thirty-nine million, seven hundred sixty-eight thousand, two hundred ninety-seven".