812832265 has 8 divisors (see below), whose sum is σ = 1114741440. Its totient is φ = 557370672.

The previous prime is 812832239. The next prime is 812832269. The reversal of 812832265 is 562238218.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 812832265 - 2¹⁵ = 812799497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (812832269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11611855 + ... + 11611924.

It is an arithmetic number, because the mean of its divisors is an integer number (139342680).

Almost surely, 2^812832265 is an apocalyptic number.

It is an amenable number.

812832265 is a deficient number, since it is larger than the sum of its proper divisors (301909175).

812832265 is a wasteful number, since it uses less digits than its factorization.

812832265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23223791.

The product of its digits is 46080, while the sum is 37.

The square root of 812832265 is about 28510.2133453961. The cubic root of 812832265 is about 933.2549701073.

The spelling of 812832265 in words is "eight hundred twelve million, eight hundred thirty-two thousand, two hundred sixty-five".