426192211 has 4 divisors (see below), whose sum is σ = 448623400. Its totient is φ = 403761024.

The previous prime is 426192203. The next prime is 426192229. The reversal of 426192211 is 112291624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426192211 - 2³ = 426192203 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 426192211.

It is not an unprimeable number, because it can be changed into a prime (426192241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11215566 + ... + 11215603.

It is an arithmetic number, because the mean of its divisors is an integer number (112155850).

Almost surely, 2^426192211 is an apocalyptic number.

426192211 is a deficient number, since it is larger than the sum of its proper divisors (22431189).

426192211 is a wasteful number, since it uses less digits than its factorization.

426192211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22431188.

The product of its digits is 1728, while the sum is 28.

The square root of 426192211 is about 20644.4232421252. The cubic root of 426192211 is about 752.5496696831.

The spelling of 426192211 in words is "four hundred twenty-six million, one hundred ninety-two thousand, two hundred eleven".