2194592 has 12 divisors (see below), whose sum is σ = 4320666. Its totient is φ = 1097280.

The previous prime is 2194579. The next prime is 2194613. The reversal of 2194592 is 2954912.

It can be written as a sum of positive squares in only one way, i.e., 2062096 + 132496 = 1436^2 + 364^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 68581 = 2194592 / (2 + 1 + 9 + 4 + 5 + 9 + 2).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34259 + ... + 34322.

2^2194592 is an apocalyptic number.

It is an amenable number.

2194592 is a deficient number, since it is larger than the sum of its proper divisors (2126074).

2194592 is an equidigital number, since it uses as much as digits as its factorization.

2194592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68591 (or 68583 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 2194592 is about 1481.4155392732. The cubic root of 2194592 is about 129.9524875682.

The spelling of 2194592 in words is "two million, one hundred ninety-four thousand, five hundred ninety-two".