224354540 has 24 divisors (see below), whose sum is σ = 471648912. Its totient is φ = 89645760.

The previous prime is 224354539. The next prime is 224354597. The reversal of 224354540 is 45453422.

It is a super-2 number, since 2×224354540² = 100669919237223200, which contains 22 as substring.

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, 14927 + ... + 25913.

It is an arithmetic number, because the mean of its divisors is an integer number (19652038).

Almost surely, 2^224354540 is an apocalyptic number.

224354540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224354540 is an abundant number, since it is smaller than the sum of its proper divisors (247294372).

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

224354540 is a wasteful number, since it uses less digits than its factorization.

224354540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12017 (or 12015 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 224354540 is about 14978.4692141754. The cubic root of 224354540 is about 607.6380398378.

The spelling of 224354540 in words is "two hundred twenty-four million, three hundred fifty-four thousand, five hundred forty".