40313799 has 12 divisors (see below), whose sum is σ = 60239400. Its totient is φ = 25948944.

The previous prime is 40313743. The next prime is 40313807. The reversal of 40313799 is 99731304.

It is not a de Polignac number, because 40313799 - 2⁸ = 40313543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40317799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76969 + ... + 77490.

It is an arithmetic number, because the mean of its divisors is an integer number (5019950).

Almost surely, 2^40313799 is an apocalyptic number.

40313799 is a deficient number, since it is larger than the sum of its proper divisors (19925601).

40313799 is a wasteful number, since it uses less digits than its factorization.

40313799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154494 (or 154491 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 40313799 is about 6349.3148449262. The cubic root of 40313799 is about 342.8871754198.

The spelling of 40313799 in words is "forty million, three hundred thirteen thousand, seven hundred ninety-nine".