1066356 has 36 divisors (see below), whose sum is σ = 2839200. Its totient is φ = 336528.

The previous prime is 1066343. The next prime is 1066367. The reversal of 1066356 is 6536601.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1066356² = 2274230237472, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96 + ... + 1463.

2^1066356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1419600).

1066356 is an abundant number, since it is smaller than the sum of its proper divisors (1772844).

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

1066356 is a wasteful number, since it uses less digits than its factorization.

1066356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588 (or 1583 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 1066356 is about 1032.6451471827. The cubic root of 1066356 is about 102.1646705728.

It can be divided in two parts, 10 and 66356, that added together give a palindrome (66366).

The spelling of 1066356 in words is "one million, sixty-six thousand, three hundred fifty-six".