224090540 has 24 divisors (see below), whose sum is σ = 486818640. Its totient is φ = 86545088.

The previous prime is 224090521. The next prime is 224090551. The reversal of 224090540 is 45090422.

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, 192602 + ... + 193761.

It is an arithmetic number, because the mean of its divisors is an integer number (20284110).

Almost surely, 2^224090540 is an apocalyptic number.

224090540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224090540 is an abundant number, since it is smaller than the sum of its proper divisors (262728100).

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

224090540 is a wasteful number, since it uses less digits than its factorization.

224090540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386401 (or 386399 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 224090540 is about 14969.6539706167. The cubic root of 224090540 is about 607.3996085810.

The spelling of 224090540 in words is "two hundred twenty-four million, ninety thousand, five hundred forty".