10489857 has 16 divisors (see below), whose sum is σ = 16189440. Its totient is φ = 5917392.

The previous prime is 10489837. The next prime is 10489859. The reversal of 10489857 is 75898401.

10489857 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 10489857 - 2¹⁰ = 10488833 is a prime.

It is a super-2 number, since 2×10489857² = 220074199760898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10489859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1503 + ... + 4820.

It is an arithmetic number, because the mean of its divisors is an integer number (1011840).

It is a Proth number, since it is equal to 2561 ⋅ 2¹² + 1 and 2561 < 2¹².

Almost surely, 2^10489857 is an apocalyptic number.

It is an amenable number.

10489857 is a deficient number, since it is larger than the sum of its proper divisors (5699583).

10489857 is an equidigital number, since it uses as much as digits as its factorization.

10489857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6412.

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 10489857 is about 3238.8048721712. The cubic root of 10489857 is about 218.9054240197.

The spelling of 10489857 in words is "ten million, four hundred eighty-nine thousand, eight hundred fifty-seven".