224975856 has 120 divisors (see below), whose sum is σ = 692861904. Its totient is φ = 62684160.

The previous prime is 224975843. The next prime is 224975879. The reversal of 224975856 is 658579422.

It is a super-2 number, since 2×224975856² = 101228271565865472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 95266 + ... + 97598.

Almost surely, 2^224975856 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 224975856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346430952).

224975856 is an abundant number, since it is smaller than the sum of its proper divisors (467886048).

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

224975856 is a wasteful number, since it uses less digits than its factorization.

224975856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399 (or 2386 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 48.

The square root of 224975856 is about 14999.1951784087. The cubic root of 224975856 is about 608.1984434184.

The spelling of 224975856 in words is "two hundred twenty-four million, nine hundred seventy-five thousand, eight hundred fifty-six".