40124199 has 32 divisors (see below), whose sum is σ = 59996160. Its totient is φ = 23731200.

The previous prime is 40124191. The next prime is 40124207. The reversal of 40124199 is 99142104.

It is an interprime number because it is at equal distance from previous prime (40124191) and next prime (40124207).

It is not a de Polignac number, because 40124199 - 2³ = 40124191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40124191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64512 + ... + 65130.

It is an arithmetic number, because the mean of its divisors is an integer number (1874880).

Almost surely, 2^40124199 is an apocalyptic number.

40124199 is a deficient number, since it is larger than the sum of its proper divisors (19871961).

40124199 is a wasteful number, since it uses less digits than its factorization.

40124199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 40124199 is about 6334.3665034477. The cubic root of 40124199 is about 342.3487857891.

The spelling of 40124199 in words is "forty million, one hundred twenty-four thousand, one hundred ninety-nine".