39695970 has 16 divisors (see below), whose sum is σ = 95270400. Its totient is φ = 10585584.

The previous prime is 39695941. The next prime is 39696001. The reversal of 39695970 is 7959693.

It is a happy number.

It is a Curzon number.

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, 661570 + ... + 661629.

It is an arithmetic number, because the mean of its divisors is an integer number (5954400).

Almost surely, 2^39695970 is an apocalyptic number.

39695970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

39695970 is an abundant number, since it is smaller than the sum of its proper divisors (55574430).

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

39695970 is a wasteful number, since it uses less digits than its factorization.

39695970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323209.

The product of its (nonzero) digits is 459270, while the sum is 48.

The square root of 39695970 is about 6300.4737917080. The cubic root of 39695970 is about 341.1265114241.

The spelling of 39695970 in words is "thirty-nine million, six hundred ninety-five thousand, nine hundred seventy".