2198265418 has 32 divisors (see below), whose sum is σ = 3427816320. Its totient is φ = 1056644160.

The previous prime is 2198265373. The next prime is 2198265431. The reversal of 2198265418 is 8145628912.

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, 2320821 + ... + 2321767.

It is an arithmetic number, because the mean of its divisors is an integer number (107119260).

Almost surely, 2^2198265418 is an apocalyptic number.

2198265418 is a deficient number, since it is larger than the sum of its proper divisors (1229550902).

2198265418 is a wasteful number, since it uses less digits than its factorization.

2198265418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422.

The product of its digits is 276480, while the sum is 46.

The square root of 2198265418 is about 46885.6632458153. The cubic root of 2198265418 is about 1300.2495414453.

The spelling of 2198265418 in words is "two billion, one hundred ninety-eight million, two hundred sixty-five thousand, four hundred eighteen".