4891834 has 16 divisors (see below), whose sum is σ = 7550856. Its totient is φ = 2376000.

The previous prime is 4891823. The next prime is 4891841. The reversal of 4891834 is 4381984.

It can be written as a sum of positive squares in 4 ways, for example, as 4422609 + 469225 = 2103^2 + 685^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4891793 and 4891802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12124 + ... + 12520.

Almost surely, 2^4891834 is an apocalyptic number.

4891834 is a deficient number, since it is larger than the sum of its proper divisors (2659022).

4891834 is a wasteful number, since it uses less digits than its factorization.

4891834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561.

The product of its digits is 27648, while the sum is 37.

The square root of 4891834 is about 2211.7490816094. The cubic root of 4891834 is about 169.7555193947.

The spelling of 4891834 in words is "four million, eight hundred ninety-one thousand, eight hundred thirty-four".