7522232 has 8 divisors (see below), whose sum is σ = 14104200. Its totient is φ = 3761112.

The previous prime is 7522231. The next prime is 7522241. The reversal of 7522232 is 2322257.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 7522198 and 7522207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7522231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470132 + ... + 470147.

It is an arithmetic number, because the mean of its divisors is an integer number (1763025).

Almost surely, 2^7522232 is an apocalyptic number.

It is an amenable number.

7522232 is a deficient number, since it is larger than the sum of its proper divisors (6581968).

7522232 is a wasteful number, since it uses less digits than its factorization.

7522232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940285 (or 940281 counting only the distinct ones).

The product of its digits is 1680, while the sum is 23.

The square root of 7522232 is about 2742.6687732936. The cubic root of 7522232 is about 195.9366031253.

Adding to 7522232 its reverse (2322257), we get a palindrome (9844489).

The spelling of 7522232 in words is "seven million, five hundred twenty-two thousand, two hundred thirty-two".