225337522 has 4 divisors (see below), whose sum is σ = 338006286. Its totient is φ = 112668760.

The previous prime is 225337507. The next prime is 225337523. The reversal of 225337522 is 225733522.

It is a happy number.

225337522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 126315121 + 99022401 = 11239^2 + 9951^2 .

It is a super-2 number, since 2×225337522² = 101553997642200968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225337523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56334379 + ... + 56334382.

Almost surely, 2^225337522 is an apocalyptic number.

225337522 is a deficient number, since it is larger than the sum of its proper divisors (112668764).

225337522 is a wasteful number, since it uses less digits than its factorization.

225337522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112668763.

The product of its digits is 25200, while the sum is 31.

The square root of 225337522 is about 15011.2465171950. The cubic root of 225337522 is about 608.5241775323.

The spelling of 225337522 in words is "two hundred twenty-five million, three hundred thirty-seven thousand, five hundred twenty-two".