249426244 has 12 divisors (see below), whose sum is σ = 462172284. Its totient is φ = 117377024.

The previous prime is 249426223. The next prime is 249426253. The reversal of 249426244 is 442624942.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 228614400 + 20811844 = 15120^2 + 4562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833949 + ... + 1834084.

It is an arithmetic number, because the mean of its divisors is an integer number (38514357).

Almost surely, 2^249426244 is an apocalyptic number.

It is an amenable number.

249426244 is a deficient number, since it is larger than the sum of its proper divisors (212746040).

249426244 is a wasteful number, since it uses less digits than its factorization.

249426244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668054 (or 3668052 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 249426244 is about 15793.2341209772. The cubic root of 249426244 is about 629.4782309590.

The spelling of 249426244 in words is "two hundred forty-nine million, four hundred twenty-six thousand, two hundred forty-four".