10259439 has 4 divisors (see below), whose sum is σ = 13679256. Its totient is φ = 6839624.

The previous prime is 10259401. The next prime is 10259443. The reversal of 10259439 is 93495201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10259439 - 2¹¹ = 10257391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10259339) 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, 1709904 + ... + 1709909.

It is an arithmetic number, because the mean of its divisors is an integer number (3419814).

Almost surely, 2^10259439 is an apocalyptic number.

10259439 is a deficient number, since it is larger than the sum of its proper divisors (3419817).

10259439 is an equidigital number, since it uses as much as digits as its factorization.

10259439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419816.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 10259439 is about 3203.0359036389. The cubic root of 10259439 is about 217.2907327917.

The spelling of 10259439 in words is "ten million, two hundred fifty-nine thousand, four hundred thirty-nine".