225814615 has 8 divisors (see below), whose sum is σ = 291822048. Its totient is φ = 166755360.

The previous prime is 225814613. The next prime is 225814637. The reversal of 225814615 is 516418522.

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 225814615 - 2¹ = 225814613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225814613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1736971 + ... + 1737100.

It is an arithmetic number, because the mean of its divisors is an integer number (36477756).

Almost surely, 2^225814615 is an apocalyptic number.

225814615 is a deficient number, since it is larger than the sum of its proper divisors (66007433).

225814615 is a wasteful number, since it uses less digits than its factorization.

225814615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474089.

The product of its digits is 19200, while the sum is 34.

The square root of 225814615 is about 15027.1293000360. The cubic root of 225814615 is about 608.9533381526.

The spelling of 225814615 in words is "two hundred twenty-five million, eight hundred fourteen thousand, six hundred fifteen".