225567436 has 24 divisors (see below), whose sum is σ = 403341120. Its totient is φ = 110353152.

The previous prime is 225567427. The next prime is 225567437. The reversal of 225567436 is 634765522.

It is a super-2 number, since 2×225567436² = 101761336367228192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (225567437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32550 + ... + 38866.

It is an arithmetic number, because the mean of its divisors is an integer number (16805880).

Almost surely, 2^225567436 is an apocalyptic number.

It is an amenable number.

225567436 is a deficient number, since it is larger than the sum of its proper divisors (177773684).

225567436 is a wasteful number, since it uses less digits than its factorization.

225567436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513 (or 6511 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 225567436 is about 15018.9026230281. The cubic root of 225567436 is about 608.7310681709.

It can be divided in two parts, 22556 and 7436, that added together give a palindrome (29992).

The spelling of 225567436 in words is "two hundred twenty-five million, five hundred sixty-seven thousand, four hundred thirty-six".