39975922 has 16 divisors (see below), whose sum is σ = 69693120. Its totient is φ = 16841808.

The previous prime is 39975907. The next prime is 39975937. The reversal of 39975922 is 22957993.

It is an interprime number because it is at equal distance from previous prime (39975907) and next prime (39975937).

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, 23373 + ... + 25024.

It is an arithmetic number, because the mean of its divisors is an integer number (4355820).

Almost surely, 2^39975922 is an apocalyptic number.

39975922 is a deficient number, since it is larger than the sum of its proper divisors (29717198).

39975922 is a wasteful number, since it uses less digits than its factorization.

39975922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48465.

The product of its digits is 306180, while the sum is 46.

The square root of 39975922 is about 6322.6515007550. The cubic root of 39975922 is about 341.9265542271.

The spelling of 39975922 in words is "thirty-nine million, nine hundred seventy-five thousand, nine hundred twenty-two".