426770085 has 16 divisors (see below), whose sum is σ = 780379776. Its totient is φ = 195094848.

The previous prime is 426770081. The next prime is 426770093. The reversal of 426770085 is 580077624.

It is not a de Polignac number, because 426770085 - 2² = 426770081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426770081) 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, 2032134 + ... + 2032343.

It is an arithmetic number, because the mean of its divisors is an integer number (48773736).

Almost surely, 2^426770085 is an apocalyptic number.

It is an amenable number.

426770085 is a deficient number, since it is larger than the sum of its proper divisors (353609691).

426770085 is a wasteful number, since it uses less digits than its factorization.

426770085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064492.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 426770085 is about 20658.4143873628. The cubic root of 426770085 is about 752.8896434271.

The spelling of 426770085 in words is "four hundred twenty-six million, seven hundred seventy thousand, eighty-five".