2194736 has 20 divisors (see below), whose sum is σ = 4278000. Its totient is φ = 1090752.

The previous prime is 2194723. The next prime is 2194739. The reversal of 2194736 is 6374912.

It is a super-2 number, since 2×2194736² = 9633732219392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2194739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3365 + ... + 3963.

It is an arithmetic number, because the mean of its divisors is an integer number (213900).

2^2194736 is an apocalyptic number.

It is an amenable number.

2194736 is a deficient number, since it is larger than the sum of its proper divisors (2083264).

2194736 is a wasteful number, since it uses less digits than its factorization.

2194736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 830 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 2194736 is about 1481.4641406393. The cubic root of 2194736 is about 129.9553298200.

The spelling of 2194736 in words is "two million, one hundred ninety-four thousand, seven hundred thirty-six".