10440564 has 12 divisors (see below), whose sum is σ = 24361344. Its totient is φ = 3480184.

The previous prime is 10440559. The next prime is 10440571. The reversal of 10440564 is 46504401.

It is a tau number, because it is divible by the number of its divisors (12).

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, 435012 + ... + 435035.

It is an arithmetic number, because the mean of its divisors is an integer number (2030112).

Almost surely, 2^10440564 is an apocalyptic number.

It is an amenable number.

10440564 is an abundant number, since it is smaller than the sum of its proper divisors (13920780).

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

10440564 is a wasteful number, since it uses less digits than its factorization.

10440564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870054 (or 870052 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 10440564 is about 3231.1861599109. The cubic root of 10440564 is about 218.5619985801.

Adding to 10440564 its reverse (46504401), we get a palindrome (56944965).

The spelling of 10440564 in words is "ten million, four hundred forty thousand, five hundred sixty-four".