7313112 has 32 divisors (see below), whose sum is σ = 20314800. Its totient is φ = 2437632.

The previous prime is 7313083. The next prime is 7313113. The reversal of 7313112 is 2113137.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7313113) 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, 16713 + ... + 17144.

Almost surely, 2^7313112 is an apocalyptic number.

7313112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

7313112 is an abundant number, since it is smaller than the sum of its proper divisors (13001688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7313112 is a wasteful number, since it uses less digits than its factorization.

7313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33872 (or 33862 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 7313112 is about 2704.2766130705. The cubic root of 7313112 is about 194.1038166131.

Adding to 7313112 its reverse (2113137), we get a palindrome (9426249).

The spelling of 7313112 in words is "seven million, three hundred thirteen thousand, one hundred twelve".