7422797312 has 160 divisors (see below), whose sum is σ = 18570150720. Its totient is φ = 2890137600.

The previous prime is 7422797309. The next prime is 7422797323. The reversal of 7422797312 is 2137972247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764812 + ... + 1769012.

It is an arithmetic number, because the mean of its divisors is an integer number (116063442).

Almost surely, 2^7422797312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7422797312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9285075360).

7422797312 is an abundant number, since it is smaller than the sum of its proper divisors (11147353408).

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

7422797312 is a wasteful number, since it uses less digits than its factorization.

7422797312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4272 (or 4256 counting only the distinct ones).

The product of its digits is 296352, while the sum is 44.

The square root of 7422797312 is about 86155.6574578826. The cubic root of 7422797312 is about 1950.6942355627.

The spelling of 7422797312 in words is "seven billion, four hundred twenty-two million, seven hundred ninety-seven thousand, three hundred twelve".