225815046 has 32 divisors (see below), whose sum is σ = 486049248. Its totient is φ = 69680640.

The previous prime is 225815027. The next prime is 225815069. The reversal of 225815046 is 640518522.

225815046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 225814998 and 225815016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11925 + ... + 24368.

It is an arithmetic number, because the mean of its divisors is an integer number (15189039).

Almost surely, 2^225815046 is an apocalyptic number.

225815046 is an abundant number, since it is smaller than the sum of its proper divisors (260234202).

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

225815046 is a wasteful number, since it uses less digits than its factorization.

225815046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36376.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 225815046 is about 15027.1436407589. The cubic root of 225815046 is about 608.9537255777.

The spelling of 225815046 in words is "two hundred twenty-five million, eight hundred fifteen thousand, forty-six".