39121914 has 16 divisors (see below), whose sum is σ = 84262752. Its totient is φ = 12037488.

The previous prime is 39121909. The next prime is 39121933. The reversal of 39121914 is 41912193.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250704 + ... + 250859.

It is an arithmetic number, because the mean of its divisors is an integer number (5266422).

Almost surely, 2^39121914 is an apocalyptic number.

39121914 is an abundant number, since it is smaller than the sum of its proper divisors (45140838).

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

39121914 is a wasteful number, since it uses less digits than its factorization.

39121914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501581.

The product of its digits is 1944, while the sum is 30.

The square root of 39121914 is about 6254.7513140012. The cubic root of 39121914 is about 339.4741409664.

The spelling of 39121914 in words is "thirty-nine million, one hundred twenty-one thousand, nine hundred fourteen".