39910995 has 32 divisors (see below), whose sum is σ = 71265600. Its totient is φ = 21192192.

The previous prime is 39910973. The next prime is 39911021. The reversal of 39910995 is 59901993.

It is not a de Polignac number, because 39910995 - 2⁷ = 39910867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 39910995.

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, 39051 + ... + 40059.

It is an arithmetic number, because the mean of its divisors is an integer number (2227050).

Almost surely, 2^39910995 is an apocalyptic number.

39910995 is a deficient number, since it is larger than the sum of its proper divisors (31354605).

39910995 is a wasteful number, since it uses less digits than its factorization.

39910995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316 (or 1310 counting only the distinct ones).

The product of its (nonzero) digits is 98415, while the sum is 45.

The square root of 39910995 is about 6317.5149386448. The cubic root of 39910995 is about 341.7413402783.

The spelling of 39910995 in words is "thirty-nine million, nine hundred ten thousand, nine hundred ninety-five".