224872340 has 48 divisors (see below), whose sum is σ = 588760704. Its totient is φ = 70089600.

The previous prime is 224872337. The next prime is 224872369. The reversal of 224872340 is 43278422.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 224872297 and 224872306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71471 + ... + 74550.

It is an arithmetic number, because the mean of its divisors is an integer number (12265848).

Almost surely, 2^224872340 is an apocalyptic number.

224872340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224872340 is an abundant number, since it is smaller than the sum of its proper divisors (363888364).

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

224872340 is a wasteful number, since it uses less digits than its factorization.

224872340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146048 (or 146046 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 224872340 is about 14995.7440629000. The cubic root of 224872340 is about 608.1051475869.

The spelling of 224872340 in words is "two hundred twenty-four million, eight hundred seventy-two thousand, three hundred forty".