39500916 has 96 divisors (see below), whose sum is σ = 115492608. Its totient is φ = 10229760.

The previous prime is 39500893. The next prime is 39500927. The reversal of 39500916 is 61900593.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66316 + ... + 66908.

It is an arithmetic number, because the mean of its divisors is an integer number (1203048).

Almost surely, 2^39500916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39500916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57746304).

39500916 is an abundant number, since it is smaller than the sum of its proper divisors (75991692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39500916 is a wasteful number, since it uses less digits than its factorization.

39500916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681 (or 679 counting only the distinct ones).

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

The square root of 39500916 is about 6284.9754176130. The cubic root of 39500916 is about 340.5668629112.

The spelling of 39500916 in words is "thirty-nine million, five hundred thousand, nine hundred sixteen".