2194582044 has 12 divisors (see below), whose sum is σ = 5120691464. Its totient is φ = 731527344.

The previous prime is 2194582021. The next prime is 2194582067. The reversal of 2194582044 is 4402854912.

It is an interprime number because it is at equal distance from previous prime (2194582021) and next prime (2194582067).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2194581993 and 2194582011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91440907 + ... + 91440930.

Almost surely, 2^2194582044 is an apocalyptic number.

It is an amenable number.

2194582044 is an abundant number, since it is smaller than the sum of its proper divisors (2926109420).

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

2194582044 is a wasteful number, since it uses less digits than its factorization.

2194582044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182881844 (or 182881842 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 2194582044 is about 46846.3663905751. The cubic root of 2194582044 is about 1299.5229105350.

The spelling of 2194582044 in words is "two billion, one hundred ninety-four million, five hundred eighty-two thousand, forty-four".