249828368 has 20 divisors (see below), whose sum is σ = 484782588. Its totient is φ = 124723200.

The previous prime is 249828353. The next prime is 249828401. The reversal of 249828368 is 863828942.

It can be written as a sum of positive squares in 2 ways, for example, as 167236624 + 82591744 = 12932^2 + 9088^2 .

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, 833 + ... + 22368.

Almost surely, 2^249828368 is an apocalyptic number.

It is an amenable number.

249828368 is a deficient number, since it is larger than the sum of its proper divisors (234954220).

249828368 is a wasteful number, since it uses less digits than its factorization.

249828368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23882 (or 23876 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 50.

The square root of 249828368 is about 15805.9598885990. The cubic root of 249828368 is about 629.8163300980.

The spelling of 249828368 in words is "two hundred forty-nine million, eight hundred twenty-eight thousand, three hundred sixty-eight".