39990962 has 8 divisors (see below), whose sum is σ = 65439792. Its totient is φ = 18177700.

The previous prime is 39990947. The next prime is 39990983. The reversal of 39990962 is 26909993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908864 + ... + 908907.

It is an arithmetic number, because the mean of its divisors is an integer number (8179974).

Almost surely, 2^39990962 is an apocalyptic number.

39990962 is a deficient number, since it is larger than the sum of its proper divisors (25448830).

39990962 is a wasteful number, since it uses less digits than its factorization.

39990962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817784.

The product of its (nonzero) digits is 236196, while the sum is 47.

The square root of 39990962 is about 6323.8407633336. The cubic root of 39990962 is about 341.9694294574.

The spelling of 39990962 in words is "thirty-nine million, nine hundred ninety thousand, nine hundred sixty-two".