39960199 has 16 divisors (see below), whose sum is σ = 42456960. Its totient is φ = 37565440.

The previous prime is 39960197. The next prime is 39960229. The reversal of 39960199 is 99106993.

It is a cyclic number.

It is not a de Polignac number, because 39960199 - 2¹ = 39960197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39960191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171387 + ... + 171619.

It is an arithmetic number, because the mean of its divisors is an integer number (2653560).

Almost surely, 2^39960199 is an apocalyptic number.

39960199 is a deficient number, since it is larger than the sum of its proper divisors (2496761).

39960199 is a wasteful number, since it uses less digits than its factorization.

39960199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410.

The product of its (nonzero) digits is 118098, while the sum is 46.

The square root of 39960199 is about 6321.4079918955. The cubic root of 39960199 is about 341.8817204378.

The spelling of 39960199 in words is "thirty-nine million, nine hundred sixty thousand, one hundred ninety-nine".