2194066833 has 16 divisors (see below), whose sum is σ = 3458628480. Its totient is φ = 1210519296.

The previous prime is 2194066829. The next prime is 2194066837. The reversal of 2194066833 is 3386604912.

It is an interprime number because it is at equal distance from previous prime (2194066829) and next prime (2194066837).

It is not a de Polignac number, because 2194066833 - 2² = 2194066829 is a prime.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800760 + ... + 1801977.

It is an arithmetic number, because the mean of its divisors is an integer number (216164280).

Almost surely, 2^2194066833 is an apocalyptic number.

It is an amenable number.

2194066833 is a deficient number, since it is larger than the sum of its proper divisors (1264561647).

2194066833 is a wasteful number, since it uses less digits than its factorization.

2194066833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602776.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 2194066833 is about 46840.8671247662. The cubic root of 2194066833 is about 1299.4212084211.

The spelling of 2194066833 in words is "two billion, one hundred ninety-four million, sixty-six thousand, eight hundred thirty-three".