1056422 has 8 divisors (see below), whose sum is σ = 1592136. Its totient is φ = 525712.

The previous prime is 1056401. The next prime is 1056443. The reversal of 1056422 is 2246501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1056401) and next prime (1056443).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1056422² = 2232054884168, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 5 + 6⁵ + 4³ + 2¹⁹ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 1056394 and 1056403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668 + ... + 1599.

It is an arithmetic number, because the mean of its divisors is an integer number (199017).

2^1056422 is an apocalyptic number.

1056422 is a deficient number, since it is larger than the sum of its proper divisors (535714).

1056422 is a wasteful number, since it uses less digits than its factorization.

1056422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1056422 is about 1027.8239148804. The cubic root of 1056422 is about 101.8464304446.

The spelling of 1056422 in words is "one million, fifty-six thousand, four hundred twenty-two".