1066255882 has 4 divisors (see below), whose sum is σ = 1599383826. Its totient is φ = 533127940.

The previous prime is 1066255871. The next prime is 1066255891. The reversal of 1066255882 is 2885526601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2885526601 = 47 ⋅61394183.

It can be written as a sum of positive squares in only one way, i.e., 1016398161 + 49857721 = 31881^2 + 7061^2 .

It is a super-2 number, since 2×1066255882² = 2273803211799195848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266563969 + ... + 266563972.

Almost surely, 2^1066255882 is an apocalyptic number.

1066255882 is a deficient number, since it is larger than the sum of its proper divisors (533127944).

1066255882 is an equidigital number, since it uses as much as digits as its factorization.

1066255882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533127943.

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 1066255882 is about 32653.5738013468. The cubic root of 1066255882 is about 1021.6147312819.

The spelling of 1066255882 in words is "one billion, sixty-six million, two hundred fifty-five thousand, eight hundred eighty-two".