1055728 has 10 divisors (see below), whose sum is σ = 2045504. Its totient is φ = 527856.

The previous prime is 1055713. The next prime is 1055731. The reversal of 1055728 is 8275501.

It is a super-2 number, since 2×1055728² = 2229123219968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055696 and 1055705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32976 + ... + 33007.

2^1055728 is an apocalyptic number.

It is an amenable number.

1055728 is a deficient number, since it is larger than the sum of its proper divisors (989776).

1055728 is an equidigital number, since it uses as much as digits as its factorization.

1055728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65991 (or 65985 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 1055728 is about 1027.4862529494. The cubic root of 1055728 is about 101.8241234164.

It can be divided in two parts, 10557 and 28, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 1055728 in words is "one million, fifty-five thousand, seven hundred twenty-eight".