40995939 has 8 divisors (see below), whose sum is σ = 57538240. Its totient is φ = 25892136.

The previous prime is 40995931. The next prime is 40995943. The reversal of 40995939 is 93959904.

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

It is not a de Polignac number, because 40995939 - 2³ = 40995931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40995931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359557 + ... + 359670.

It is an arithmetic number, because the mean of its divisors is an integer number (7192280).

Almost surely, 2^40995939 is an apocalyptic number.

40995939 is a deficient number, since it is larger than the sum of its proper divisors (16542301).

40995939 is a wasteful number, since it uses less digits than its factorization.

40995939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719249.

The product of its (nonzero) digits is 393660, while the sum is 48.

The square root of 40995939 is about 6402.8071187566. The cubic root of 40995939 is about 344.8103389386.

The spelling of 40995939 in words is "forty million, nine hundred ninety-five thousand, nine hundred thirty-nine".