249874763 has 8 divisors (see below), whose sum is σ = 257321328. Its totient is φ = 242502624.

The previous prime is 249874733. The next prime is 249874769. The reversal of 249874763 is 367478942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 249874763 - 2⁶ = 249874699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249874769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11756 + ... + 25257.

It is an arithmetic number, because the mean of its divisors is an integer number (32165166).

Almost surely, 2^249874763 is an apocalyptic number.

249874763 is a deficient number, since it is larger than the sum of its proper divisors (7446565).

249874763 is a wasteful number, since it uses less digits than its factorization.

249874763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37213.

The product of its digits is 2032128, while the sum is 50.

The square root of 249874763 is about 15807.4274630631. The cubic root of 249874763 is about 629.8553148889.

The spelling of 249874763 in words is "two hundred forty-nine million, eight hundred seventy-four thousand, seven hundred sixty-three".