2194746448 has 20 divisors (see below), whose sum is σ = 4398953940. Its totient is φ = 1059532544.

The previous prime is 2194746431. The next prime is 2194746467. The reversal of 2194746448 is 8446474912.

It can be written as a sum of positive squares in 2 ways, for example, as 375894544 + 1818851904 = 19388^2 + 42648^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2364565 + ... + 2365492.

It is an arithmetic number, because the mean of its divisors is an integer number (219947697).

Almost surely, 2^2194746448 is an apocalyptic number.

It is an amenable number.

2194746448 is an abundant number, since it is smaller than the sum of its proper divisors (2204207492).

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

2194746448 is a wasteful number, since it uses less digits than its factorization.

2194746448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4730094 (or 4730088 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 49.

The square root of 2194746448 is about 46848.1210722479. The cubic root of 2194746448 is about 1299.5553603631. Note that the first 3 decimals are identical.

The spelling of 2194746448 in words is "two billion, one hundred ninety-four million, seven hundred forty-six thousand, four hundred forty-eight".