224404956 has 36 divisors (see below), whose sum is σ = 573627600. Its totient is φ = 73960128.

The previous prime is 224404927. The next prime is 224404969. The reversal of 224404956 is 659404422.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 224404956.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 31816 + ... + 38223.

It is an arithmetic number, because the mean of its divisors is an integer number (15934100).

Almost surely, 2^224404956 is an apocalyptic number.

It is an amenable number.

224404956 is an abundant number, since it is smaller than the sum of its proper divisors (349222644).

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

224404956 is a wasteful number, since it uses less digits than its factorization.

224404956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70138 (or 70133 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 224404956 is about 14980.1520686540. The cubic root of 224404956 is about 607.6835517093.

The spelling of 224404956 in words is "two hundred twenty-four million, four hundred four thousand, nine hundred fifty-six".