10909564 has 12 divisors (see below), whose sum is σ = 19164600. Its totient is φ = 5433968.

The previous prime is 10909541. The next prime is 10909571. The reversal of 10909564 is 46590901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3994 + ... + 6145.

It is an arithmetic number, because the mean of its divisors is an integer number (1597050).

Almost surely, 2^10909564 is an apocalyptic number.

It is an amenable number.

10909564 is a deficient number, since it is larger than the sum of its proper divisors (8255036).

10909564 is a wasteful number, since it uses less digits than its factorization.

10909564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10412 (or 10410 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 10909564 is about 3302.9629122956. The cubic root of 10909564 is about 221.7868527456.

The spelling of 10909564 in words is "ten million, nine hundred nine thousand, five hundred sixty-four".