11064840 has 128 divisors (see below), whose sum is σ = 36633600. Its totient is φ = 2661120.

The previous prime is 11064839. The next prime is 11064857. The reversal of 11064840 is 4846011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 11064840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52335 + ... + 52545.

It is an arithmetic number, because the mean of its divisors is an integer number (286200).

Almost surely, 2^11064840 is an apocalyptic number.

11064840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11064840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18316800).

11064840 is an abundant number, since it is smaller than the sum of its proper divisors (25568760).

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

11064840 is a wasteful number, since it uses less digits than its factorization.

11064840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 11064840 is about 3326.3854256535. The cubic root of 11064840 is about 222.8341316524.

The spelling of 11064840 in words is "eleven million, sixty-four thousand, eight hundred forty".