249320898 has 12 divisors (see below), whose sum is σ = 540195318. Its totient is φ = 83106960.

The previous prime is 249320893. The next prime is 249320909. The reversal of 249320898 is 898023942.

249320898 is a `hidden beast` number, since 249 + 320 + 89 + 8 = 666.

249320898 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 224190729 + 25130169 = 14973^2 + 5013^2 .

It is not an unprimeable number, because it can be changed into a prime (249320893) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6925563 + ... + 6925598.

Almost surely, 2^249320898 is an apocalyptic number.

249320898 is an abundant number, since it is smaller than the sum of its proper divisors (290874420).

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

249320898 is a wasteful number, since it uses less digits than its factorization.

249320898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13851169 (or 13851166 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 249320898 is about 15789.8986063876. The cubic root of 249320898 is about 629.3895977413.

The spelling of 249320898 in words is "two hundred forty-nine million, three hundred twenty thousand, eight hundred ninety-eight".