2194946 has 8 divisors (see below), whose sum is σ = 3545724. Its totient is φ = 1013040.

The previous prime is 2194939. The next prime is 2194961. The reversal of 2194946 is 6494912.

It can be written as a sum of positive squares in 2 ways, for example, as 2175625 + 19321 = 1475^2 + 139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42185 + ... + 42236.

2^2194946 is an apocalyptic number.

2194946 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2194946 is a deficient number, since it is larger than the sum of its proper divisors (1350778).

2194946 is a wasteful number, since it uses less digits than its factorization.

2194946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84436.

The product of its digits is 15552, while the sum is 35.

The square root of 2194946 is about 1481.5350147735. The cubic root of 2194946 is about 129.9594745476.

The spelling of 2194946 in words is "two million, one hundred ninety-four thousand, nine hundred forty-six".