249958422 has 48 divisors (see below), whose sum is σ = 619950240. Its totient is φ = 71300736.

The previous prime is 249958409. The next prime is 249958447. The reversal of 249958422 is 224859942.

249958422 is a `hidden beast` number, since 2 + 49 + 9 + 584 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103258 + ... + 105650.

It is an arithmetic number, because the mean of its divisors is an integer number (12915630).

Almost surely, 2^249958422 is an apocalyptic number.

249958422 is an abundant number, since it is smaller than the sum of its proper divisors (369991818).

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

249958422 is a wasteful number, since it uses less digits than its factorization.

249958422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3237 (or 3234 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 249958422 is about 15810.0734343646. The cubic root of 249958422 is about 629.9255996796.

The spelling of 249958422 in words is "two hundred forty-nine million, nine hundred fifty-eight thousand, four hundred twenty-two".