1066736 has 60 divisors (see below), whose sum is σ = 2473800. Its totient is φ = 443520.

The previous prime is 1066729. The next prime is 1066753. The reversal of 1066736 is 6376601.

It is a happy number.

It is a super-2 number, since 2×1066736² = 2275851387392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 1066699 and 1066708.

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, 36770 + ... + 36798.

It is an arithmetic number, because the mean of its divisors is an integer number (41230).

2^1066736 is an apocalyptic number.

1066736 is a gapful number since it is divisible by the number (16) 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 1066736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236900).

1066736 is an abundant number, since it is smaller than the sum of its proper divisors (1407064).

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

1066736 is a wasteful number, since it uses less digits than its factorization.

1066736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 1066736 is about 1032.8291242989. The cubic root of 1066736 is about 102.1768047206.

The spelling of 1066736 in words is "one million, sixty-six thousand, seven hundred thirty-six".