422698679 has 16 divisors (see below), whose sum is σ = 460286400. Its totient is φ = 385862400.

The previous prime is 422698673. The next prime is 422698699. The reversal of 422698679 is 976896224.

It is a cyclic number.

It is not a de Polignac number, because 422698679 - 2⁴ = 422698663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422698679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422698673) 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, 684779 + ... + 685395.

It is an arithmetic number, because the mean of its divisors is an integer number (28767900).

Almost surely, 2^422698679 is an apocalyptic number.

422698679 is a deficient number, since it is larger than the sum of its proper divisors (37587721).

422698679 is a wasteful number, since it uses less digits than its factorization.

422698679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130.

The product of its digits is 2612736, while the sum is 53.

The square root of 422698679 is about 20559.6371320118. The cubic root of 422698679 is about 750.4877887548.

The spelling of 422698679 in words is "four hundred twenty-two million, six hundred ninety-eight thousand, six hundred seventy-nine".