1066455782 has 32 divisors (see below), whose sum is σ = 1849953600. Its totient is φ = 451640448.

The previous prime is 1066455763. The next prime is 1066455787. The reversal of 1066455782 is 2875546601.

It is a super-2 number, since 2×1066455782² = 2274655869922463048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066455787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776048 + ... + 777420.

It is an arithmetic number, because the mean of its divisors is an integer number (57811050).

Almost surely, 2^1066455782 is an apocalyptic number.

1066455782 is a deficient number, since it is larger than the sum of its proper divisors (783497818).

1066455782 is a wasteful number, since it uses less digits than its factorization.

1066455782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 1066455782 is about 32656.6345785967. The cubic root of 1066455782 is about 1021.6785708746.

The spelling of 1066455782 in words is "one billion, sixty-six million, four hundred fifty-five thousand, seven hundred eighty-two".