10065520 has 40 divisors (see below), whose sum is σ = 23909184. Its totient is φ = 3939072.

The previous prime is 10065511. The next prime is 10065521. The reversal of 10065520 is 2556001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10065521) 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 7 ways as a sum of consecutive naturals, for example, 2422 + ... + 5098.

Almost surely, 2^10065520 is an apocalyptic number.

10065520 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 10065520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11954592).

10065520 is an abundant number, since it is smaller than the sum of its proper divisors (13843664).

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

10065520 is a wasteful number, since it uses less digits than its factorization.

10065520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737 (or 2731 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10065520 is about 3172.6203680869. The cubic root of 10065520 is about 215.9129736295.

It can be divided in two parts, 10065 and 520, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 10065520 in words is "ten million, sixty-five thousand, five hundred twenty".