39506916 has 24 divisors (see below), whose sum is σ = 96191424. Its totient is φ = 12596320.

The previous prime is 39506881. The next prime is 39506917. The reversal of 39506916 is 61960593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39506917) 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, 71295 + ... + 71846.

It is an arithmetic number, because the mean of its divisors is an integer number (4007976).

Almost surely, 2^39506916 is an apocalyptic number.

It is an amenable number.

39506916 is an abundant number, since it is smaller than the sum of its proper divisors (56684508).

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

39506916 is a wasteful number, since it uses less digits than its factorization.

39506916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143171 (or 143169 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 39506916 is about 6285.4527283243. The cubic root of 39506916 is about 340.5841055302.

The spelling of 39506916 in words is "thirty-nine million, five hundred six thousand, nine hundred sixteen".