426672786 has 8 divisors (see below), whose sum is σ = 853345584. Its totient is φ = 142224260.

The previous prime is 426672751. The next prime is 426672791. The reversal of 426672786 is 687276624.

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

426672786 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 35556060 + ... + 35556071.

It is an arithmetic number, because the mean of its divisors is an integer number (106668198).

Almost surely, 2^426672786 is an apocalyptic number.

426672786 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.

426672786 is a wasteful number, since it uses less digits than its factorization.

426672786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71112136.

The product of its digits is 1354752, while the sum is 48.

The square root of 426672786 is about 20656.0593047173. The cubic root of 426672786 is about 752.8324221583.

The spelling of 426672786 in words is "four hundred twenty-six million, six hundred seventy-two thousand, seven hundred eighty-six".