249822056 has 32 divisors (see below), whose sum is σ = 527489280. Its totient is φ = 109891200.

The previous prime is 249822047. The next prime is 249822077. The reversal of 249822056 is 650228942.

It is a super-2 number, since 2×249822056² = 124822119328134272, 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, 43061 + ... + 48516.

It is an arithmetic number, because the mean of its divisors is an integer number (16484040).

Almost surely, 2^249822056 is an apocalyptic number.

It is an amenable number.

249822056 is an abundant number, since it is smaller than the sum of its proper divisors (277667224).

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

249822056 is a wasteful number, since it uses less digits than its factorization.

249822056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91625 (or 91621 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 249822056 is about 15805.7602158201. The cubic root of 249822056 is about 629.8110258777.

The spelling of 249822056 in words is "two hundred forty-nine million, eight hundred twenty-two thousand, fifty-six".