225998016 has 28 divisors (see below), whose sum is σ = 597953592. Its totient is φ = 75332608.

The previous prime is 225998009. The next prime is 225998081. The reversal of 225998016 is 610899522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588345 + ... + 588728.

Almost surely, 2^225998016 is an apocalyptic number.

It is an amenable number.

225998016 is an abundant number, since it is smaller than the sum of its proper divisors (371955576).

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

225998016 is a wasteful number, since it uses less digits than its factorization.

225998016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177088 (or 1177078 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 225998016 is about 15033.2303913696. The cubic root of 225998016 is about 609.1181524473.

The spelling of 225998016 in words is "two hundred twenty-five million, nine hundred ninety-eight thousand, sixteen".