10256529 has 4 divisors (see below), whose sum is σ = 13675376. Its totient is φ = 6837684.

The previous prime is 10256527. The next prime is 10256531. The reversal of 10256529 is 92565201.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (10256527) and next prime (10256531).

It is not a de Polignac number, because 10256529 - 2¹ = 10256527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10256496 and 10256505.

It is not an unprimeable number, because it can be changed into a prime (10256527) 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, 1709419 + ... + 1709424.

It is an arithmetic number, because the mean of its divisors is an integer number (3418844).

Almost surely, 2^10256529 is an apocalyptic number.

It is an amenable number.

10256529 is a deficient number, since it is larger than the sum of its proper divisors (3418847).

10256529 is an equidigital number, since it uses as much as digits as its factorization.

10256529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418846.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 10256529 is about 3202.5816148851. The cubic root of 10256529 is about 217.2701866447.

The spelling of 10256529 in words is "ten million, two hundred fifty-six thousand, five hundred twenty-nine".