426782670 has 16 divisors (see below), whose sum is σ = 1024278480. Its totient is φ = 113808704.

The previous prime is 426782639. The next prime is 426782683. The reversal of 426782670 is 76287624.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7113015 + ... + 7113074.

It is an arithmetic number, because the mean of its divisors is an integer number (64017405).

Almost surely, 2^426782670 is an apocalyptic number.

426782670 is an abundant number, since it is smaller than the sum of its proper divisors (597495810).

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

426782670 is a wasteful number, since it uses less digits than its factorization.

426782670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14226099.

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 426782670 is about 20658.7189825507. The cubic root of 426782670 is about 752.8970439951.

The spelling of 426782670 in words is "four hundred twenty-six million, seven hundred eighty-two thousand, six hundred seventy".