249944496 has 80 divisors (see below), whose sum is σ = 688241664. Its totient is φ = 77980672.

The previous prime is 249944491. The next prime is 249944501. The reversal of 249944496 is 694449942.

It is an interprime number because it is at equal distance from previous prime (249944491) and next prime (249944501).

It is not an unprimeable number, because it can be changed into a prime (249944491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49480 + ... + 54296.

Almost surely, 2^249944496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249944496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344120832).

249944496 is an abundant number, since it is smaller than the sum of its proper divisors (438297168).

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

249944496 is a wasteful number, since it uses less digits than its factorization.

249944496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4898 (or 4892 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 249944496 is about 15809.6330128185. The cubic root of 249944496 is about 629.9139010582.

The spelling of 249944496 in words is "two hundred forty-nine million, nine hundred forty-four thousand, four hundred ninety-six".