1066026546 has 48 divisors (see below), whose sum is σ = 2503324824. Its totient is φ = 325907712.

The previous prime is 1066026529. The next prime is 1066026569. The reversal of 1066026546 is 6456206601.

It is a happy number.

1066026546 is a `hidden beast` number, since 1 + 0 + 6 + 602 + 6 + 5 + 46 = 666.

1066026546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 447957225 + 618069321 = 21165^2 + 24861^2 .

It is a super-2 number, since 2×1066026546² = 2272825193553380232, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1066026546.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22230 + ... + 51246.

Almost surely, 2^1066026546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066026546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251662412).

1066026546 is an abundant number, since it is smaller than the sum of its proper divisors (1437298278).

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

1066026546 is a wasteful number, since it uses less digits than its factorization.

1066026546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29195 (or 29192 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1066026546 is about 32650.0619601250. The cubic root of 1066026546 is about 1021.5414812489.

The spelling of 1066026546 in words is "one billion, sixty-six million, twenty-six thousand, five hundred forty-six".