426219611 has 2 divisors, whose sum is σ = 426219612. Its totient is φ = 426219610.

The previous prime is 426219557. The next prime is 426219617. The reversal of 426219611 is 116912624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426219611 - 2²⁶ = 359110747 is a prime.

It is not a weakly prime, because it can be changed into another prime (426219617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213109805 + 213109806.

It is an arithmetic number, because the mean of its divisors is an integer number (213109806).

Almost surely, 2^426219611 is an apocalyptic number.

426219611 is a deficient number, since it is larger than the sum of its proper divisors (1).

426219611 is an equidigital number, since it uses as much as digits as its factorization.

426219611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 426219611 is about 20645.0868489333. The cubic root of 426219611 is about 752.5657965374.

The spelling of 426219611 in words is "four hundred twenty-six million, two hundred nineteen thousand, six hundred eleven".