249268838 has 32 divisors (see below), whose sum is σ = 461631744. Its totient is φ = 98302752.

The previous prime is 249268819. The next prime is 249268843. The reversal of 249268838 is 838862942.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61181 + ... + 65127.

It is an arithmetic number, because the mean of its divisors is an integer number (14425992).

Almost surely, 2^249268838 is an apocalyptic number.

249268838 is a deficient number, since it is larger than the sum of its proper divisors (212362906).

249268838 is a wasteful number, since it uses less digits than its factorization.

249268838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316.

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

The square root of 249268838 is about 15788.2499980207. The cubic root of 249268838 is about 629.3457876642.

The spelling of 249268838 in words is "two hundred forty-nine million, two hundred sixty-eight thousand, eight hundred thirty-eight".