1056806 has 4 divisors (see below), whose sum is σ = 1585212. Its totient is φ = 528402.

The previous prime is 1056793. The next prime is 1056823. The reversal of 1056806 is 6086501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6086501 = 149 ⋅40849.

It is a super-2 number, since 2×1056806² = 2233677843272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264200 + ... + 264203.

It is an arithmetic number, because the mean of its divisors is an integer number (396303).

2^1056806 is an apocalyptic number.

1056806 is a deficient number, since it is larger than the sum of its proper divisors (528406).

1056806 is an equidigital number, since it uses as much as digits as its factorization.

1056806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528405.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1056806 is about 1028.0107003334. The cubic root of 1056806 is about 101.8587690403.

The spelling of 1056806 in words is "one million, fifty-six thousand, eight hundred six".