10140856 has 16 divisors (see below), whose sum is σ = 20742840. Its totient is φ = 4609440.

The previous prime is 10140853. The next prime is 10140863. The reversal of 10140856 is 65804101.

It is a self number, because there is not a number n which added to its sum of digits gives 10140856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140853) 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 3 ways as a sum of consecutive naturals, for example, 57531 + ... + 57706.

Almost surely, 2^10140856 is an apocalyptic number.

It is an amenable number.

10140856 is an abundant number, since it is smaller than the sum of its proper divisors (10601984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10140856 is a wasteful number, since it uses less digits than its factorization.

10140856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115254 (or 115250 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 10140856 is about 3184.4710706803. The cubic root of 10140856 is about 216.4503065689.

Adding to 10140856 its reverse (65804101), we get a palindrome (75944957).

The spelling of 10140856 in words is "ten million, one hundred forty thousand, eight hundred fifty-six".