249372192 has 24 divisors (see below), whose sum is σ = 654602256. Its totient is φ = 83124032.

The previous prime is 249372157. The next prime is 249372199. The reversal of 249372192 is 291273942.

249372192 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 249372192.

It is not an unprimeable number, because it can be changed into a prime (249372199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298718 + ... + 1298909.

It is an arithmetic number, because the mean of its divisors is an integer number (27275094).

Almost surely, 2^249372192 is an apocalyptic number.

It is an amenable number.

249372192 is an abundant number, since it is smaller than the sum of its proper divisors (405230064).

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

249372192 is a wasteful number, since it uses less digits than its factorization.

249372192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597640 (or 2597632 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 249372192 is about 15791.5227891423. The cubic root of 249372192 is about 629.4327572419.

The spelling of 249372192 in words is "two hundred forty-nine million, three hundred seventy-two thousand, one hundred ninety-two".