1056478 has 8 divisors (see below), whose sum is σ = 1591272. Its totient is φ = 526056.

The previous prime is 1056469. The next prime is 1056479. The reversal of 1056478 is 8746501.

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

It is a super-2 number, since 2×1056478² = 2232291528968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (198909).

2^1056478 is an apocalyptic number.

1056478 is a deficient number, since it is larger than the sum of its proper divisors (534794).

1056478 is a wasteful number, since it uses less digits than its factorization.

1056478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1056478 is about 1027.8511565397. The cubic root of 1056478 is about 101.8482300094.

The spelling of 1056478 in words is "one million, fifty-six thousand, four hundred seventy-eight".