10639028 has 12 divisors (see below), whose sum is σ = 18641280. Its totient is φ = 5312952.

The previous prime is 10639021. The next prime is 10639033. The reversal of 10639028 is 82093601.

It is a super-2 number, since 2×10639028² = 226377833569568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10639021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4925 + ... + 6747.

It is an arithmetic number, because the mean of its divisors is an integer number (1553440).

Almost surely, 2^10639028 is an apocalyptic number.

It is an amenable number.

10639028 is a deficient number, since it is larger than the sum of its proper divisors (8002252).

10639028 is a wasteful number, since it uses less digits than its factorization.

10639028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286 (or 3284 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 10639028 is about 3261.7522897976. The cubic root of 10639028 is about 219.9381920033.

The spelling of 10639028 in words is "ten million, six hundred thirty-nine thousand, twenty-eight".