224251245 has 12 divisors (see below), whose sum is σ = 388702236. Its totient is φ = 119600640.

The previous prime is 224251231. The next prime is 224251249. The reversal of 224251245 is 542152422.

It can be written as a sum of positive squares in 2 ways, for example, as 77211369 + 147039876 = 8787^2 + 12126^2 .

It is not a de Polignac number, because 224251245 - 2⁵ = 224251213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224251249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2491636 + ... + 2491725.

It is an arithmetic number, because the mean of its divisors is an integer number (32391853).

Almost surely, 2^224251245 is an apocalyptic number.

It is an amenable number.

224251245 is a deficient number, since it is larger than the sum of its proper divisors (164450991).

224251245 is a wasteful number, since it uses less digits than its factorization.

224251245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983372 (or 4983369 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 224251245 is about 14975.0207011543. The cubic root of 224251245 is about 607.5447713790.

The spelling of 224251245 in words is "two hundred twenty-four million, two hundred fifty-one thousand, two hundred forty-five".