2194066832 has 10 divisors (see below), whose sum is σ = 4251004518. Its totient is φ = 1097033408.

The previous prime is 2194066829. The next prime is 2194066837. The reversal of 2194066832 is 2386604912.

It can be written as a sum of positive squares in only one way, i.e., 2042678416 + 151388416 = 45196^2 + 12304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2194066832.

It is not an unprimeable number, because it can be changed into a prime (2194066837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68564573 + ... + 68564604.

Almost surely, 2^2194066832 is an apocalyptic number.

It is an amenable number.

2194066832 is a deficient number, since it is larger than the sum of its proper divisors (2056937686).

2194066832 is a wasteful number, since it uses less digits than its factorization.

2194066832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137129185 (or 137129179 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2194066832 is about 46840.8671140917. The cubic root of 2194066832 is about 1299.4212082237.

The spelling of 2194066832 in words is "two billion, one hundred ninety-four million, sixty-six thousand, eight hundred thirty-two".