4991092 has 12 divisors (see below), whose sum is σ = 9114336. Its totient is φ = 2387000.

The previous prime is 4991033. The next prime is 4991101. The reversal of 4991092 is 2901994.

It is a congruent number.

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, 27034 + ... + 27217.

It is an arithmetic number, because the mean of its divisors is an integer number (759528).

Almost surely, 2^4991092 is an apocalyptic number.

It is an amenable number.

4991092 is a deficient number, since it is larger than the sum of its proper divisors (4123244).

4991092 is a wasteful number, since it uses less digits than its factorization.

4991092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54278 (or 54276 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 4991092 is about 2234.0752001667. The cubic root of 4991092 is about 170.8959845293.

The spelling of 4991092 in words is "four million, nine hundred ninety-one thousand, ninety-two".