39541916 has 12 divisors (see below), whose sum is σ = 69421632. Its totient is φ = 19707168.

The previous prime is 39541903. The next prime is 39541919. The reversal of 39541916 is 61914593.

It is a self number, because there is not a number n which added to its sum of digits gives 39541916.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39541919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14540 + ... + 17043.

It is an arithmetic number, because the mean of its divisors is an integer number (5785136).

Almost surely, 2^39541916 is an apocalyptic number.

It is an amenable number.

39541916 is a deficient number, since it is larger than the sum of its proper divisors (29879716).

39541916 is a wasteful number, since it uses less digits than its factorization.

39541916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31900 (or 31898 counting only the distinct ones).

The product of its digits is 29160, while the sum is 38.

The square root of 39541916 is about 6288.2363187145. The cubic root of 39541916 is about 340.6846526954.

The spelling of 39541916 in words is "thirty-nine million, five hundred forty-one thousand, nine hundred sixteen".