426782986 has 32 divisors (see below), whose sum is σ = 765451008. Its totient is φ = 174493440.

The previous prime is 426782969. The next prime is 426783047. The reversal of 426782986 is 689287624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137896 + ... + 140956.

It is an arithmetic number, because the mean of its divisors is an integer number (23920344).

Almost surely, 2^426782986 is an apocalyptic number.

426782986 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

426782986 is a deficient number, since it is larger than the sum of its proper divisors (338668022).

426782986 is a wasteful number, since it uses less digits than its factorization.

426782986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526.

The product of its digits is 2322432, while the sum is 52.

The square root of 426782986 is about 20658.7266306518. The cubic root of 426782986 is about 752.8972298160.

The spelling of 426782986 in words is "four hundred twenty-six million, seven hundred eighty-two thousand, nine hundred eighty-six".