10036639 has 4 divisors (see below), whose sum is σ = 10382760. Its totient is φ = 9690520.

The previous prime is 10036627. The next prime is 10036643. The reversal of 10036639 is 93663001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93663001 = 1621 ⋅57781.

It is a cyclic number.

It is not a de Polignac number, because 10036639 - 2⁹ = 10036127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10036679) 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, 173017 + ... + 173074.

It is an arithmetic number, because the mean of its divisors is an integer number (2595690).

Almost surely, 2^10036639 is an apocalyptic number.

10036639 is a deficient number, since it is larger than the sum of its proper divisors (346121).

10036639 is an equidigital number, since it uses as much as digits as its factorization.

10036639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346120.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 10036639 is about 3168.0654980603. The cubic root of 10036639 is about 215.7062694146.

The spelling of 10036639 in words is "ten million, thirty-six thousand, six hundred thirty-nine".