225016616 has 16 divisors (see below), whose sum is σ = 460261440. Its totient is φ = 102280240.

The previous prime is 225016553. The next prime is 225016621. The reversal of 225016616 is 616610522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278416 + ... + 1278591.

It is an arithmetic number, because the mean of its divisors is an integer number (28766340).

Almost surely, 2^225016616 is an apocalyptic number.

It is an amenable number.

225016616 is an abundant number, since it is smaller than the sum of its proper divisors (235244824).

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

225016616 is a wasteful number, since it uses less digits than its factorization.

225016616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557024 (or 2557020 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 225016616 is about 15000.5538564414. The cubic root of 225016616 is about 608.2351713174.

The spelling of 225016616 in words is "two hundred twenty-five million, sixteen thousand, six hundred sixteen".