225261051 has 8 divisors (see below), whose sum is σ = 302084880. Its totient is φ = 149305632.

The previous prime is 225261019. The next prime is 225261079. The reversal of 225261051 is 150162522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225261051 - 2⁵ = 225261019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225261251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216496 + ... + 217533.

It is an arithmetic number, because the mean of its divisors is an integer number (37760610).

Almost surely, 2^225261051 is an apocalyptic number.

225261051 is a deficient number, since it is larger than the sum of its proper divisors (76823829).

225261051 is a wasteful number, since it uses less digits than its factorization.

225261051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434205.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 225261051 is about 15008.6991774770. The cubic root of 225261051 is about 608.4553330763.

The spelling of 225261051 in words is "two hundred twenty-five million, two hundred sixty-one thousand, fifty-one".