249042476 has 6 divisors (see below), whose sum is σ = 435824340. Its totient is φ = 124521236.

The previous prime is 249042473. The next prime is 249042527. The reversal of 249042476 is 674240942.

It is not an unprimeable number, because it can be changed into a prime (249042473) by changing a digit.

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 as a sum of consecutive naturals, namely, 31130306 + ... + 31130313.

It is an arithmetic number, because the mean of its divisors is an integer number (72637390).

Almost surely, 2^249042476 is an apocalyptic number.

It is an amenable number.

249042476 is a deficient number, since it is larger than the sum of its proper divisors (186781864).

249042476 is a wasteful number, since it uses less digits than its factorization.

249042476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62260623 (or 62260621 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 249042476 is about 15781.0796842295. The cubic root of 249042476 is about 629.1552261846.

The spelling of 249042476 in words is "two hundred forty-nine million, forty-two thousand, four hundred seventy-six".