10485891 has 48 divisors (see below), whose sum is σ = 17690400. Its totient is φ = 5930496.

The previous prime is 10485887. The next prime is 10485899. The reversal of 10485891 is 19858401.

10485891 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10485891 - 2² = 10485887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10485899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117775 + ... + 117863.

It is an arithmetic number, because the mean of its divisors is an integer number (368550).

Almost surely, 2^10485891 is an apocalyptic number.

10485891 is a deficient number, since it is larger than the sum of its proper divisors (7204509).

10485891 is a wasteful number, since it uses less digits than its factorization.

10485891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The square root of 10485891 is about 3238.1925514089. The cubic root of 10485891 is about 218.8778326570.

The spelling of 10485891 in words is "ten million, four hundred eighty-five thousand, eight hundred ninety-one".