249004330 has 16 divisors (see below), whose sum is σ = 451218600. Its totient is φ = 98932672.

The previous prime is 249004309. The next prime is 249004331. The reversal of 249004330 is 33400942.

249004330 is digitally balanced in base 2, 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 4 ways, for example, as 178997641 + 70006689 = 13379^2 + 8367^2 .

It is a junction number, because it is equal to n+sod(n) for n = 249004295 and 249004304.

It is not an unprimeable number, because it can be changed into a prime (249004331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82069 + ... + 85048.

Almost surely, 2^249004330 is an apocalyptic number.

249004330 is a deficient number, since it is larger than the sum of its proper divisors (202214270).

249004330 is a wasteful number, since it uses less digits than its factorization.

249004330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167273.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 249004330 is about 15779.8710387633. The cubic root of 249004330 is about 629.1231018376.

The spelling of 249004330 in words is "two hundred forty-nine million, four thousand, three hundred thirty".