224868457 has 16 divisors (see below), whose sum is σ = 253154880. Its totient is φ = 199620960.

The previous prime is 224868433. The next prime is 224868461. The reversal of 224868457 is 754868422.

It is not a de Polignac number, because 224868457 - 2¹¹ = 224866409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224868487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55269 + ... + 59197.

It is an arithmetic number, because the mean of its divisors is an integer number (15822180).

Almost surely, 2^224868457 is an apocalyptic number.

It is an amenable number.

224868457 is a deficient number, since it is larger than the sum of its proper divisors (28286423).

224868457 is an equidigital number, since it uses as much as digits as its factorization.

224868457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4005 (or 3983 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 224868457 is about 14995.6145922733. The cubic root of 224868457 is about 608.1016473996.

The spelling of 224868457 in words is "two hundred twenty-four million, eight hundred sixty-eight thousand, four hundred fifty-seven".