224999460 has 72 divisors (see below), whose sum is σ = 780002496. Its totient is φ = 51428160.

The previous prime is 224999459. The next prime is 224999473. The reversal of 224999460 is 64999422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88026 + ... + 90545.

It is an arithmetic number, because the mean of its divisors is an integer number (10833368).

Almost surely, 2^224999460 is an apocalyptic number.

224999460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224999460 is an abundant number, since it is smaller than the sum of its proper divisors (555003036).

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

224999460 is a wasteful number, since it uses less digits than its factorization.

224999460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178593 (or 178588 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 224999460 is about 14999.9819999892. The cubic root of 224999460 is about 608.2197129808.

The spelling of 224999460 in words is "two hundred twenty-four million, nine hundred ninety-nine thousand, four hundred sixty".