426782985 has 8 divisors (see below), whose sum is σ = 682852800. Its totient is φ = 227617584.

The previous prime is 426782969. The next prime is 426783047. The reversal of 426782985 is 589287624.

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

It is not a de Polignac number, because 426782985 - 2⁴ = 426782969 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 14226085 + ... + 14226114.

It is an arithmetic number, because the mean of its divisors is an integer number (85356600).

Almost surely, 2^426782985 is an apocalyptic number.

It is an amenable number.

426782985 is a deficient number, since it is larger than the sum of its proper divisors (256069815).

426782985 is a wasteful number, since it uses less digits than its factorization.

426782985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28452207.

The product of its digits is 1935360, while the sum is 51.

The square root of 426782985 is about 20658.7266064489. The cubic root of 426782985 is about 752.8972292279.

The spelling of 426782985 in words is "four hundred twenty-six million, seven hundred eighty-two thousand, nine hundred eighty-five".