7956522 has 96 divisors (see below), whose sum is σ = 21450240. Its totient is φ = 2177280.

The previous prime is 7956521. The next prime is 7956523. The reversal of 7956522 is 2256597.

7956522 is a `hidden beast` number, since 79 + 565 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (7956521) and next prime (7956523).

Its product of digits (37800) is a multiple of the sum of its prime divisors (140).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7956521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81978 + ... + 82074.

It is an arithmetic number, because the mean of its divisors is an integer number (223440).

Almost surely, 2^7956522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7956522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10725120).

7956522 is an abundant number, since it is smaller than the sum of its proper divisors (13493718).

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

7956522 is a wasteful number, since it uses less digits than its factorization.

7956522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 140 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 7956522 is about 2820.7307563821. The cubic root of 7956522 is about 199.6370249775.

The spelling of 7956522 in words is "seven million, nine hundred fifty-six thousand, five hundred twenty-two".