249312112 has 20 divisors (see below), whose sum is σ = 552048496. Its totient is φ = 106848000.

The previous prime is 249312079. The next prime is 249312113. The reversal of 249312112 is 211213942.

249312112 is digitally balanced in base 3, 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 (249312113) 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, 1112889 + ... + 1113112.

Almost surely, 2^249312112 is an apocalyptic number.

It is an amenable number.

249312112 is an abundant number, since it is smaller than the sum of its proper divisors (302736384).

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

249312112 is a wasteful number, since it uses less digits than its factorization.

249312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226016 (or 2226010 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 249312112 is about 15789.6203880904. The cubic root of 249312112 is about 629.3822044823.

The spelling of 249312112 in words is "two hundred forty-nine million, three hundred twelve thousand, one hundred twelve".