10259639 has 16 divisors (see below), whose sum is σ = 11810400. Its totient is φ = 8833536.

The previous prime is 10259597. The next prime is 10259647. The reversal of 10259639 is 93695201.

It is a cyclic number.

It is not a de Polignac number, because 10259639 - 2¹⁶ = 10194103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10259599 and 10259608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10259659) 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 15 ways as a sum of consecutive naturals, for example, 17747 + ... + 18315.

It is an arithmetic number, because the mean of its divisors is an integer number (738150).

Almost surely, 2^10259639 is an apocalyptic number.

10259639 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10259639 is a deficient number, since it is larger than the sum of its proper divisors (1550761).

10259639 is a wasteful number, since it uses less digits than its factorization.

10259639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 10259639 is about 3203.0671238674. The cubic root of 10259639 is about 217.2921447554.

The spelling of 10259639 in words is "ten million, two hundred fifty-nine thousand, six hundred thirty-nine".