1058266866 has 32 divisors (see below), whose sum is σ = 2129702400. Its totient is φ = 350568576.

The previous prime is 1058266843. The next prime is 1058266873. The reversal of 1058266866 is 6686628501.

It is a happy number.

It is a super-2 number, since 2×1058266866² = 2239857519346923912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008310 + ... + 1009358.

It is an arithmetic number, because the mean of its divisors is an integer number (66553200).

Almost surely, 2^1058266866 is an apocalyptic number.

1058266866 is an abundant number, since it is smaller than the sum of its proper divisors (1071435534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1058266866 is a wasteful number, since it uses less digits than its factorization.

1058266866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938.

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 1058266866 is about 32531.0139098061. The cubic root of 1058266866 is about 1019.0568193947.

The spelling of 1058266866 in words is "one billion, fifty-eight million, two hundred sixty-six thousand, eight hundred sixty-six".