39506901 has 16 divisors (see below), whose sum is σ = 60340224. Its totient is φ = 22523184.

The previous prime is 39506881. The next prime is 39506917. The reversal of 39506901 is 10960593.

It is not a de Polignac number, because 39506901 - 2⁵ = 39506869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39505901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8296 + ... + 12158.

It is an arithmetic number, because the mean of its divisors is an integer number (3771264).

Almost surely, 2^39506901 is an apocalyptic number.

It is an amenable number.

39506901 is a deficient number, since it is larger than the sum of its proper divisors (20833323).

39506901 is a wasteful number, since it uses less digits than its factorization.

39506901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360.

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 39506901 is about 6285.4515350928. The cubic root of 39506901 is about 340.5840624258.

The spelling of 39506901 in words is "thirty-nine million, five hundred six thousand, nine hundred one".