812266476 has 48 divisors (see below), whose sum is σ = 2224594176. Its totient is φ = 225802944.

The previous prime is 812266471. The next prime is 812266489. The reversal of 812266476 is 674662218.

812266476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (812266471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127566 + ... + 133781.

It is an arithmetic number, because the mean of its divisors is an integer number (46345712).

Almost surely, 2^812266476 is an apocalyptic number.

It is an amenable number.

812266476 is an abundant number, since it is smaller than the sum of its proper divisors (1412327700).

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

812266476 is a wasteful number, since it uses less digits than its factorization.

812266476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261398 (or 261396 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 812266476 is about 28500.2890511658. The cubic root of 812266476 is about 933.0383825935.

The spelling of 812266476 in words is "eight hundred twelve million, two hundred sixty-six thousand, four hundred seventy-six".