7522326532 has 72 divisors (see below), whose sum is σ = 16322560128. Its totient is φ = 3013920000.

The previous prime is 7522326529. The next prime is 7522326533. The reversal of 7522326532 is 2356232257.

It is a super-2 number, since 2×7522326532² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7522326491 and 7522326500.

It is not an unprimeable number, because it can be changed into a prime (7522326533) 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, 495657 + ... + 510607.

It is an arithmetic number, because the mean of its divisors is an integer number (226702224).

Almost surely, 2^7522326532 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 7522326532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8161280064).

7522326532 is an abundant number, since it is smaller than the sum of its proper divisors (8800233596).

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

7522326532 is a wasteful number, since it uses less digits than its factorization.

7522326532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15137 (or 15128 counting only the distinct ones).

The product of its digits is 151200, while the sum is 37.

The square root of 7522326532 is about 86731.3468821971. The cubic root of 7522326532 is about 1959.3742390127.

Adding to 7522326532 its reverse (2356232257), we get a palindrome (9878558789).

The spelling of 7522326532 in words is "seven billion, five hundred twenty-two million, three hundred twenty-six thousand, five hundred thirty-two".