1056656 has 10 divisors (see below), whose sum is σ = 2047302. Its totient is φ = 528320.

The previous prime is 1056641. The next prime is 1056659. The reversal of 1056656 is 6566501.

It can be written as a sum of positive squares in only one way, i.e., 883600 + 173056 = 940^2 + 416^2 .

It is a super-2 number, since 2×1056656² = 2233043804672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33005 + ... + 33036.

2^1056656 is an apocalyptic number.

1056656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1056656 is a deficient number, since it is larger than the sum of its proper divisors (990646).

1056656 is an equidigital number, since it uses as much as digits as its factorization.

1056656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66049 (or 66043 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 1056656 is about 1027.9377413054. The cubic root of 1056656 is about 101.8539496321.

The spelling of 1056656 in words is "one million, fifty-six thousand, six hundred fifty-six".