74310999 has 48 divisors (see below), whose sum is σ = 124323840. Its totient is φ = 39251520.

The previous prime is 74310991. The next prime is 74311001. The reversal of 74310999 is 99901347.

It is not a de Polignac number, because 74310999 - 2³ = 74310991 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 74310999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74310991) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104457 + ... + 105165.

It is an arithmetic number, because the mean of its divisors is an integer number (2590080).

Almost surely, 2^74310999 is an apocalyptic number.

74310999 is a deficient number, since it is larger than the sum of its proper divisors (50012841).

74310999 is a wasteful number, since it uses less digits than its factorization.

74310999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 74310999 is about 8620.3827641236. The cubic root of 74310999 is about 420.4209668121.

The spelling of 74310999 in words is "seventy-four million, three hundred ten thousand, nine hundred ninety-nine".