4691889 has 12 divisors (see below), whose sum is σ = 6864000. Its totient is φ = 3087864.

The previous prime is 4691887. The next prime is 4691899. The reversal of 4691889 is 9881964.

4691889 is a `hidden beast` number, since 469 + 188 + 9 = 666.

It is not a de Polignac number, because 4691889 - 2¹ = 4691887 is a prime.

It is a super-3 number, since 3×4691889³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4691887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2589 + ... + 4010.

It is an arithmetic number, because the mean of its divisors is an integer number (572000).

Almost surely, 2^4691889 is an apocalyptic number.

It is an amenable number.

4691889 is a deficient number, since it is larger than the sum of its proper divisors (2172111).

4691889 is a wasteful number, since it uses less digits than its factorization.

4691889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684 (or 6681 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 4691889 is about 2166.0768684421. The cubic root of 4691889 is about 167.4104548482.

The spelling of 4691889 in words is "four million, six hundred ninety-one thousand, eight hundred eighty-nine".