1066518 has 24 divisors (see below), whose sum is σ = 2330328. Its totient is φ = 352512.

The previous prime is 1066517. The next prime is 1066523. The reversal of 1066518 is 8156601.

1066518 is a `hidden beast` number, since 1 + 0 + 6 + 651 + 8 = 666.

It is a super-2 number, since 2×1066518² = 2274921288648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066491 and 1066500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3321 + ... + 3627.

It is an arithmetic number, because the mean of its divisors is an integer number (97097).

2^1066518 is an apocalyptic number.

1066518 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1066518 is an abundant number, since it is smaller than the sum of its proper divisors (1263810).

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

1066518 is a wasteful number, since it uses less digits than its factorization.

1066518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1066518 is about 1032.7235835401. The cubic root of 1066518 is about 102.1698439041.

The spelling of 1066518 in words is "one million, sixty-six thousand, five hundred eighteen".