249042467 has 8 divisors (see below), whose sum is σ = 252182352. Its totient is φ = 245916000.

The previous prime is 249042463. The next prime is 249042473. The reversal of 249042467 is 764240942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 249042467 - 2² = 249042463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 249042467.

It is not an unprimeable number, because it can be changed into a prime (249042461) 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 in 7 ways as a sum of consecutive naturals, for example, 36992 + ... + 43202.

It is an arithmetic number, because the mean of its divisors is an integer number (31522794).

Almost surely, 2^249042467 is an apocalyptic number.

249042467 is a deficient number, since it is larger than the sum of its proper divisors (3139885).

249042467 is a wasteful number, since it uses less digits than its factorization.

249042467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6709.

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

The square root of 249042467 is about 15781.0793990779. The cubic root of 249042467 is about 629.1552186057.

The spelling of 249042467 in words is "two hundred forty-nine million, forty-two thousand, four hundred sixty-seven".