7522326 has 48 divisors (see below), whose sum is σ = 18779904. Its totient is φ = 2131632.

The previous prime is 7522321. The next prime is 7522327. The reversal of 7522326 is 6232257.

It is an Ulam number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 7522326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7522321) 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, 28471 + ... + 28733.

It is an arithmetic number, because the mean of its divisors is an integer number (391248).

Almost surely, 2^7522326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7522326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9389952).

7522326 is an abundant number, since it is smaller than the sum of its proper divisors (11257578).

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

7522326 is a wasteful number, since it uses less digits than its factorization.

7522326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 502 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 7522326 is about 2742.6859098336. The cubic root of 7522326 is about 195.9374192822.

The spelling of 7522326 in words is "seven million, five hundred twenty-two thousand, three hundred twenty-six".