224805400 has 24 divisors (see below), whose sum is σ = 522673020. Its totient is φ = 89922080.

The previous prime is 224805391. The next prime is 224805401. The reversal of 224805400 is 4508422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224805401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561814 + ... + 562213.

Almost surely, 2^224805400 is an apocalyptic number.

224805400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224805400 is an abundant number, since it is smaller than the sum of its proper divisors (297867620).

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

224805400 is a wasteful number, since it uses less digits than its factorization.

224805400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124043 (or 1124034 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 224805400 is about 14993.5119301650. The cubic root of 224805400 is about 608.0448013501.

The spelling of 224805400 in words is "two hundred twenty-four million, eight hundred five thousand, four hundred".