10644402 has 8 divisors (see below), whose sum is σ = 21288816. Its totient is φ = 3548132.

The previous prime is 10644401. The next prime is 10644409. The reversal of 10644402 is 20444601.

10644402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

10644402 is an admirable number.

It is a super-2 number, since 2×10644402² = 226606587875208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10644401) 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, 887028 + ... + 887039.

It is an arithmetic number, because the mean of its divisors is an integer number (2661102).

Almost surely, 2^10644402 is an apocalyptic number.

10644402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10644402 is a wasteful number, since it uses less digits than its factorization.

10644402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774072.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 10644402 is about 3262.5759761268. The cubic root of 10644402 is about 219.9752175941.

The spelling of 10644402 in words is "ten million, six hundred forty-four thousand, four hundred two".