426214091 has 4 divisors (see below), whose sum is σ = 427798800. Its totient is φ = 424629384.

The previous prime is 426214079. The next prime is 426214093. The reversal of 426214091 is 190412624.

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 426214091 - 2⁶ = 426214027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426214093) 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, 791951 + ... + 792488.

It is an arithmetic number, because the mean of its divisors is an integer number (106949700).

Almost surely, 2^426214091 is an apocalyptic number.

426214091 is a deficient number, since it is larger than the sum of its proper divisors (1584709).

426214091 is a wasteful number, since it uses less digits than its factorization.

426214091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584708.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 426214091 is about 20644.9531605184. The cubic root of 426214091 is about 752.5625476793.

The spelling of 426214091 in words is "four hundred twenty-six million, two hundred fourteen thousand, ninety-one".