249960552 has 16 divisors (see below), whose sum is σ = 624901440. Its totient is φ = 83320176.

The previous prime is 249960539. The next prime is 249960569. The reversal of 249960552 is 255069942.

It is a super-2 number, since 2×249960552² = 124960555112289408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5207488 + ... + 5207535.

It is an arithmetic number, because the mean of its divisors is an integer number (39056340).

Almost surely, 2^249960552 is an apocalyptic number.

It is an amenable number.

249960552 is an abundant number, since it is smaller than the sum of its proper divisors (374940888).

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

249960552 is a wasteful number, since it uses less digits than its factorization.

249960552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10415032 (or 10415028 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 249960552 is about 15810.1407963370. The cubic root of 249960552 is about 629.9273889608.

The spelling of 249960552 in words is "two hundred forty-nine million, nine hundred sixty thousand, five hundred fifty-two".