39499317 has 48 divisors (see below), whose sum is σ = 68560128. Its totient is φ = 21594240.

The previous prime is 39499307. The next prime is 39499319. The reversal of 39499317 is 71399493.

It is not a de Polignac number, because 39499317 - 2¹² = 39495221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39499319) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60163 + ... + 60815.

It is an arithmetic number, because the mean of its divisors is an integer number (1428336).

Almost surely, 2^39499317 is an apocalyptic number.

It is an amenable number.

39499317 is a deficient number, since it is larger than the sum of its proper divisors (29060811).

39499317 is a wasteful number, since it uses less digits than its factorization.

39499317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730 (or 727 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 39499317 is about 6284.8482081909. The cubic root of 39499317 is about 340.5622674586.

The spelling of 39499317 in words is "thirty-nine million, four hundred ninety-nine thousand, three hundred seventeen".