225016613 has 8 divisors (see below), whose sum is σ = 236996928. Its totient is φ = 213219424.

The previous prime is 225016553. The next prime is 225016621. The reversal of 225016613 is 316610522.

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 225016613 - 2⁸ = 225016357 is a prime.

It is a super-2 number, since 2×225016613² = 101264952251983538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225016313) 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, 43256 + ... + 48177.

It is an arithmetic number, because the mean of its divisors is an integer number (29624616).

Almost surely, 2^225016613 is an apocalyptic number.

225016613 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

225016613 is a deficient number, since it is larger than the sum of its proper divisors (11980315).

225016613 is a wasteful number, since it uses less digits than its factorization.

225016613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91563.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 225016613 is about 15000.5537564451. The cubic root of 225016613 is about 608.2351686144.

The spelling of 225016613 in words is "two hundred twenty-five million, sixteen thousand, six hundred thirteen".