225998976 has 96 divisors (see below), whose sum is σ = 698377680. Its totient is φ = 64565760.

The previous prime is 225998933. The next prime is 225998987. The reversal of 225998976 is 679899522.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12811 + ... + 24821.

Almost surely, 2^225998976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225998976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349188840).

225998976 is an abundant number, since it is smaller than the sum of its proper divisors (472378704).

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

225998976 is a wasteful number, since it uses less digits than its factorization.

225998976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12042 (or 12023 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 57.

The square root of 225998976 is about 15033.2623206009. The cubic root of 225998976 is about 609.1190149218.

The spelling of 225998976 in words is "two hundred twenty-five million, nine hundred ninety-eight thousand, nine hundred seventy-six".