2194752050 has 12 divisors (see below), whose sum is σ = 4082238906. Its totient is φ = 877900800.

The previous prime is 2194752047. The next prime is 2194752059. The reversal of 2194752050 is 502574912.

It can be written as a sum of positive squares in 3 ways, for example, as 1833638041 + 361114009 = 42821^2 + 19003^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2194752050.

It is not an unprimeable number, because it can be changed into a prime (2194752059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21947471 + ... + 21947570.

Almost surely, 2^2194752050 is an apocalyptic number.

2194752050 is a deficient number, since it is larger than the sum of its proper divisors (1887486856).

2194752050 is a wasteful number, since it uses less digits than its factorization.

2194752050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43895053 (or 43895048 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 2194752050 is about 46848.1808611604. The cubic root of 2194752050 is about 1299.5564660493.

The spelling of 2194752050 in words is "two billion, one hundred ninety-four million, seven hundred fifty-two thousand, fifty".