224486240 has 48 divisors (see below), whose sum is σ = 578566800. Its totient is φ = 81630720.

The previous prime is 224486239. The next prime is 224486261. The reversal of 224486240 is 42684422.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 224486197 and 224486206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62015 + ... + 65534.

It is an arithmetic number, because the mean of its divisors is an integer number (12053475).

Almost surely, 2^224486240 is an apocalyptic number.

224486240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224486240 is an abundant number, since it is smaller than the sum of its proper divisors (354080560).

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

224486240 is a wasteful number, since it uses less digits than its factorization.

224486240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127575 (or 127567 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 224486240 is about 14982.8648795883. The cubic root of 224486240 is about 607.7569145975.

The spelling of 224486240 in words is "two hundred twenty-four million, four hundred eighty-six thousand, two hundred forty".