74313199 has 4 divisors (see below), whose sum is σ = 78224440. Its totient is φ = 70401960.

The previous prime is 74313191. The next prime is 74313203. The reversal of 74313199 is 99131347.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74313199 - 2³ = 74313191 is a prime.

It is a super-2 number, since 2×74313199² = 11044903091227202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74313191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1955592 + ... + 1955629.

It is an arithmetic number, because the mean of its divisors is an integer number (19556110).

Almost surely, 2^74313199 is an apocalyptic number.

74313199 is a deficient number, since it is larger than the sum of its proper divisors (3911241).

74313199 is a wasteful number, since it uses less digits than its factorization.

74313199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911240.

The product of its digits is 20412, while the sum is 37.

The square root of 74313199 is about 8620.5103677219. The cubic root of 74313199 is about 420.4251156685.

The spelling of 74313199 in words is "seventy-four million, three hundred thirteen thousand, one hundred ninety-nine".