812283258 has 16 divisors (see below), whose sum is σ = 1625688576. Its totient is φ = 270574080.

The previous prime is 812283233. The next prime is 812283289. The reversal of 812283258 is 852382218.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37191 + ... + 54842.

It is an arithmetic number, because the mean of its divisors is an integer number (101605536).

Almost surely, 2^812283258 is an apocalyptic number.

812283258 is an abundant number, since it is smaller than the sum of its proper divisors (813405318).

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

812283258 is a wasteful number, since it uses less digits than its factorization.

812283258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93509.

The product of its digits is 61440, while the sum is 39.

The square root of 812283258 is about 28500.5834677117. The cubic root of 812283258 is about 933.0448082936.

The spelling of 812283258 in words is "eight hundred twelve million, two hundred eighty-three thousand, two hundred fifty-eight".