225023015 has 16 divisors (see below), whose sum is σ = 308903232. Its totient is φ = 154151424.

The previous prime is 225023009. The next prime is 225023039. The reversal of 225023015 is 510320522.

225023015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225023015 - 2⁶ = 225022951 is a prime.

It is a Duffinian number.

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, 42917 + ... + 47873.

It is an arithmetic number, because the mean of its divisors is an integer number (19306452).

Almost surely, 2^225023015 is an apocalyptic number.

225023015 is a deficient number, since it is larger than the sum of its proper divisors (83880217).

225023015 is a wasteful number, since it uses less digits than its factorization.

225023015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6266.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 225023015 is about 15000.7671470495. The cubic root of 225023015 is about 608.2409369064.

Adding to 225023015 its reverse (510320522), we get a palindrome (735343537).

The spelling of 225023015 in words is "two hundred twenty-five million, twenty-three thousand, fifteen".