2197679044 has 24 divisors (see below), whose sum is σ = 4340246400. Its totient is φ = 964498080.

The previous prime is 2197679039. The next prime is 2197679051. The reversal of 2197679044 is 4409767912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859884 + ... + 862435.

It is an arithmetic number, because the mean of its divisors is an integer number (180843600).

Almost surely, 2^2197679044 is an apocalyptic number.

It is an amenable number.

2197679044 is a deficient number, since it is larger than the sum of its proper divisors (2142567356).

2197679044 is a wasteful number, since it uses less digits than its factorization.

2197679044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722363 (or 1722361 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 2197679044 is about 46879.4095952583. The cubic root of 2197679044 is about 1300.1339199315.

The spelling of 2197679044 in words is "two billion, one hundred ninety-seven million, six hundred seventy-nine thousand, forty-four".