2249140018 has 32 divisors (see below), whose sum is σ = 3636572544. Its totient is φ = 1039433472.

The previous prime is 2249140007. The next prime is 2249140051. The reversal of 2249140018 is 8100419422.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848371 + ... + 851017.

It is an arithmetic number, because the mean of its divisors is an integer number (113642892).

Almost surely, 2^2249140018 is an apocalyptic number.

2249140018 is a deficient number, since it is larger than the sum of its proper divisors (1387432526).

2249140018 is a wasteful number, since it uses less digits than its factorization.

2249140018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2249140018 is about 47425.0990299440. The cubic root of 2249140018 is about 1310.2037283911.

The spelling of 2249140018 in words is "two billion, two hundred forty-nine million, one hundred forty thousand, eighteen".