249999082 has 16 divisors (see below), whose sum is σ = 388303560. Its totient is φ = 120572928.

The previous prime is 249999049. The next prime is 249999083. The reversal of 249999082 is 280999942.

It can be written as a sum of positive squares in 4 ways, for example, as 197711721 + 52287361 = 14061^2 + 7231^2 .

It is not an unprimeable number, because it can be changed into a prime (249999083) 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, 115918 + ... + 118054.

Almost surely, 2^249999082 is an apocalyptic number.

249999082 is a deficient number, since it is larger than the sum of its proper divisors (138304478).

249999082 is a wasteful number, since it uses less digits than its factorization.

249999082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 249999082 is about 15811.3592711063. The cubic root of 249999082 is about 629.9597538748.

The spelling of 249999082 in words is "two hundred forty-nine million, nine hundred ninety-nine thousand, eighty-two".