225367553 has 4 divisors (see below), whose sum is σ = 227088048. Its totient is φ = 223647060.

The previous prime is 225367543. The next prime is 225367559. The reversal of 225367553 is 355763522.

225367553 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225367553 - 2²⁴ = 208590337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225367559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860051 + ... + 860312.

It is an arithmetic number, because the mean of its divisors is an integer number (56772012).

Almost surely, 2^225367553 is an apocalyptic number.

It is an amenable number.

225367553 is a deficient number, since it is larger than the sum of its proper divisors (1720495).

225367553 is a wasteful number, since it uses less digits than its factorization.

225367553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720494.

The product of its digits is 189000, while the sum is 38.

The square root of 225367553 is about 15012.2467672231. The cubic root of 225367553 is about 608.5512092455.

The spelling of 225367553 in words is "two hundred twenty-five million, three hundred sixty-seven thousand, five hundred fifty-three".