4226091 has 4 divisors (see below), whose sum is σ = 5634792. Its totient is φ = 2817392.

The previous prime is 4226077. The next prime is 4226093. The reversal of 4226091 is 1906224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4226091 is a prime.

It is a D-number.

4226091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4226093) 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, 704346 + ... + 704351.

It is an arithmetic number, because the mean of its divisors is an integer number (1408698).

Almost surely, 2^4226091 is an apocalyptic number.

4226091 is a deficient number, since it is larger than the sum of its proper divisors (1408701).

4226091 is a wasteful number, since it uses less digits than its factorization.

4226091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408700.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 4226091 is about 2055.7458500505. The cubic root of 4226091 is about 161.6762701396.

The spelling of 4226091 in words is "four million, two hundred twenty-six thousand, ninety-one".