225170615 has 8 divisors (see below), whose sum is σ = 284426160. Its totient is φ = 170655552.

The previous prime is 225170579. The next prime is 225170629. The reversal of 225170615 is 516071522.

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

It is a cyclic number.

It is not a de Polignac number, because 225170615 - 2⁸ = 225170359 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185014 + ... + 1185203.

It is an arithmetic number, because the mean of its divisors is an integer number (35553270).

Almost surely, 2^225170615 is an apocalyptic number.

225170615 is a deficient number, since it is larger than the sum of its proper divisors (59255545).

225170615 is a wasteful number, since it uses less digits than its factorization.

225170615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370241.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 225170615 is about 15005.6860889464. The cubic root of 225170615 is about 608.3738962548.

The spelling of 225170615 in words is "two hundred twenty-five million, one hundred seventy thousand, six hundred fifteen".