1061728 has 12 divisors (see below), whose sum is σ = 2090340. Its totient is φ = 530848.

The previous prime is 1061717. The next prime is 1061729. The reversal of 1061728 is 8271601.

It is a super-2 number, since 2×1061728² = 2254532691968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16558 + ... + 16621.

It is an arithmetic number, because the mean of its divisors is an integer number (174195).

2^1061728 is an apocalyptic number.

It is an amenable number.

1061728 is a deficient number, since it is larger than the sum of its proper divisors (1028612).

1061728 is an equidigital number, since it uses as much as digits as its factorization.

1061728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33189 (or 33181 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1061728 is about 1030.4018633524. The cubic root of 1061728 is about 102.0166575384.

The spelling of 1061728 in words is "one million, sixty-one thousand, seven hundred twenty-eight".