2194995752 has 16 divisors (see below), whose sum is σ = 4116144660. Its totient is φ = 1097357184.

The previous prime is 2194995701. The next prime is 2194995787. The reversal of 2194995752 is 2575994912.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1933009156 + 261986596 = 43966^2 + 16186^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2194995694 and 2194995703.

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, 81668 + ... + 105164.

Almost surely, 2^2194995752 is an apocalyptic number.

It is an amenable number.

2194995752 is a deficient number, since it is larger than the sum of its proper divisors (1921148908).

2194995752 is a wasteful number, since it uses less digits than its factorization.

2194995752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35180 (or 35176 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 53.

The square root of 2194995752 is about 46850.7817650890. The cubic root of 2194995752 is about 1299.6045645408.

The spelling of 2194995752 in words is "two billion, one hundred ninety-four million, nine hundred ninety-five thousand, seven hundred fifty-two".