10066520 has 16 divisors (see below), whose sum is σ = 22649760. Its totient is φ = 4026592.

The previous prime is 10066487. The next prime is 10066559. The reversal of 10066520 is 2566001.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10066492 and 10066501.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 125792 + ... + 125871.

It is an arithmetic number, because the mean of its divisors is an integer number (1415610).

Almost surely, 2^10066520 is an apocalyptic number.

10066520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10066520 is an abundant number, since it is smaller than the sum of its proper divisors (12583240).

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

10066520 is a wasteful number, since it uses less digits than its factorization.

10066520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251674 (or 251670 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 10066520 is about 3172.7779626063. Note that the first 3 decimals coincide. The cubic root of 10066520 is about 215.9201236434.

The spelling of 10066520 in words is "ten million, sixty-six thousand, five hundred twenty".