851461266 has 8 divisors (see below), whose sum is σ = 1702922544. Its totient is φ = 283820420.

The previous prime is 851461253. The next prime is 851461277. The reversal of 851461266 is 662164158.

It is a happy number.

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

851461266 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70955100 + ... + 70955111.

It is an arithmetic number, because the mean of its divisors is an integer number (212865318).

Almost surely, 2^851461266 is an apocalyptic number.

851461266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

851461266 is a wasteful number, since it uses less digits than its factorization.

851461266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141910216.

The product of its digits is 69120, while the sum is 39.

The square root of 851461266 is about 29179.8092180192. The cubic root of 851461266 is about 947.8107542090.

The spelling of 851461266 in words is "eight hundred fifty-one million, four hundred sixty-one thousand, two hundred sixty-six".