249068564 has 48 divisors (see below), whose sum is σ = 485025408. Its totient is φ = 111310848.

The previous prime is 249068543. The next prime is 249068569. The reversal of 249068564 is 465860942.

249068564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249068569) 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, 254444 + ... + 255420.

It is an arithmetic number, because the mean of its divisors is an integer number (10104696).

Almost surely, 2^249068564 is an apocalyptic number.

It is an amenable number.

249068564 is a deficient number, since it is larger than the sum of its proper divisors (235956844).

249068564 is a wasteful number, since it uses less digits than its factorization.

249068564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1182 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 249068564 is about 15781.9062219999. The cubic root of 249068564 is about 629.1771940951.

The spelling of 249068564 in words is "two hundred forty-nine million, sixty-eight thousand, five hundred sixty-four".