225477822 has 32 divisors (see below), whose sum is σ = 459970560. Its totient is φ = 73664640.

The previous prime is 225477821. The next prime is 225477823. The reversal of 225477822 is 228774522.

It is a happy number.

225477822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225477821) and next prime (225477823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225477821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152547 + ... + 154017.

It is an arithmetic number, because the mean of its divisors is an integer number (14374080).

Almost surely, 2^225477822 is an apocalyptic number.

225477822 is an abundant number, since it is smaller than the sum of its proper divisors (234492738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225477822 is a wasteful number, since it uses less digits than its factorization.

225477822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968.

The product of its digits is 125440, while the sum is 39.

The square root of 225477822 is about 15015.9189528980. The cubic root of 225477822 is about 608.6504447551.

The spelling of 225477822 in words is "two hundred twenty-five million, four hundred seventy-seven thousand, eight hundred twenty-two".