1056426 has 16 divisors (see below), whose sum is σ = 2414784. Its totient is φ = 301824.

The previous prime is 1056401. The next prime is 1056443. The reversal of 1056426 is 6246501.

It is a super-2 number, since 2×1056426² = 2232071786952, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 5 + 6² + 4¹⁰ + 2⁵ + 6⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 1056396 and 1056405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12535 + ... + 12618.

It is an arithmetic number, because the mean of its divisors is an integer number (150924).

2^1056426 is an apocalyptic number.

1056426 is an abundant number, since it is smaller than the sum of its proper divisors (1358358).

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

1056426 is a wasteful number, since it uses less digits than its factorization.

1056426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25165.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1056426 is about 1027.8258607371. The cubic root of 1056426 is about 101.8465589871.

The spelling of 1056426 in words is "one million, fifty-six thousand, four hundred twenty-six".