249368274 has 144 divisors (see below), whose sum is σ = 641752800. Its totient is φ = 71559936.

The previous prime is 249368267. The next prime is 249368297. The reversal of 249368274 is 472863942.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8598892 + ... + 8598920.

Almost surely, 2^249368274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249368274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320876400).

249368274 is an abundant number, since it is smaller than the sum of its proper divisors (392384526).

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

249368274 is a wasteful number, since it uses less digits than its factorization.

249368274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 70 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 249368274 is about 15791.3987347543. The cubic root of 249368274 is about 629.4294607898.

The spelling of 249368274 in words is "two hundred forty-nine million, three hundred sixty-eight thousand, two hundred seventy-four".