10285689 has 4 divisors (see below), whose sum is σ = 13714256. Its totient is φ = 6857124.

The previous prime is 10285679. The next prime is 10285757. The reversal of 10285689 is 98658201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10285689 - 2⁴ = 10285673 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10285679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1714279 + ... + 1714284.

It is an arithmetic number, because the mean of its divisors is an integer number (3428564).

Almost surely, 2^10285689 is an apocalyptic number.

It is an amenable number.

10285689 is a deficient number, since it is larger than the sum of its proper divisors (3428567).

10285689 is an equidigital number, since it uses as much as digits as its factorization.

10285689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428566.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 10285689 is about 3207.1309608434. The cubic root of 10285689 is about 217.4758963909.

The spelling of 10285689 in words is "ten million, two hundred eighty-five thousand, six hundred eighty-nine".