224889408 has 42 divisors (see below), whose sum is σ = 644606534. Its totient is φ = 74962944.

The previous prime is 224889397. The next prime is 224889437. The reversal of 224889408 is 804988422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 223562304 + 1327104 = 14952^2 + 1152^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194641 + ... + 195792.

Almost surely, 2^224889408 is an apocalyptic number.

It is an amenable number.

224889408 is an abundant number, since it is smaller than the sum of its proper divisors (419717126).

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

224889408 is a wasteful number, since it uses less digits than its factorization.

224889408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390451 (or 390438 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 224889408 is about 14996.3131469038. The cubic root of 224889408 is about 608.1205324286.

The spelling of 224889408 in words is "two hundred twenty-four million, eight hundred eighty-nine thousand, four hundred eight".