2194928 has 10 divisors (see below), whose sum is σ = 4252704. Its totient is φ = 1097456.

The previous prime is 2194903. The next prime is 2194931. The reversal of 2194928 is 8294912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68576 + ... + 68607.

2^2194928 is an apocalyptic number.

It is an amenable number.

2194928 is a deficient number, since it is larger than the sum of its proper divisors (2057776).

2194928 is a wasteful number, since it uses less digits than its factorization.

2194928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137191 (or 137185 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 2194928 is about 1481.5289399806. The cubic root of 2194928 is about 129.9591192956.

It can be divided in two parts, 21 and 94928, that added together give a palindrome (94949).

The spelling of 2194928 in words is "two million, one hundred ninety-four thousand, nine hundred twenty-eight".