2194272372 has 24 divisors (see below), whose sum is σ = 5122285056. Its totient is φ = 731093248.

The previous prime is 2194272359. The next prime is 2194272389. The reversal of 2194272372 is 2732724912.

It is a self number, because there is not a number n which added to its sum of digits gives 2194272372.

It is a congruent number.

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, 12948 + ... + 67499.

It is an arithmetic number, because the mean of its divisors is an integer number (213428544).

Almost surely, 2^2194272372 is an apocalyptic number.

It is an amenable number.

2194272372 is an abundant number, since it is smaller than the sum of its proper divisors (2928012684).

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

2194272372 is a wasteful number, since it uses less digits than its factorization.

2194272372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82727 (or 82725 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 2194272372 is about 46843.0610869956. The cubic root of 2194272372 is about 1299.4617835139.

The spelling of 2194272372 in words is "two billion, one hundred ninety-four million, two hundred seventy-two thousand, three hundred seventy-two".