7313999 has 24 divisors (see below), whose sum is σ = 9533568. Its totient is φ = 5448240.

The previous prime is 7313983. The next prime is 7314037. The reversal of 7313999 is 9993137.

It is not a de Polignac number, because 7313999 - 2⁴ = 7313983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7333999) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155594 + ... + 155640.

It is an arithmetic number, because the mean of its divisors is an integer number (397232).

Almost surely, 2^7313999 is an apocalyptic number.

7313999 is a deficient number, since it is larger than the sum of its proper divisors (2219569).

7313999 is a wasteful number, since it uses less digits than its factorization.

7313999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 108 counting only the distinct ones).

The product of its digits is 45927, while the sum is 41.

The square root of 7313999 is about 2704.4406075934. The cubic root of 7313999 is about 194.1116638481. Note that the first 3 decimals are identical.

The spelling of 7313999 in words is "seven million, three hundred thirteen thousand, nine hundred ninety-nine".