4226157679 has 4 divisors (see below), whose sum is σ = 4231923976. Its totient is φ = 4220391384.

The previous prime is 4226157643. The next prime is 4226157713. The reversal of 4226157679 is 9767516224.

It is a happy number.

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 4226157679 - 2⁹ = 4226157167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4226157629) 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, 2882049 + ... + 2883514.

It is an arithmetic number, because the mean of its divisors is an integer number (1057980994).

Almost surely, 2^4226157679 is an apocalyptic number.

4226157679 is a deficient number, since it is larger than the sum of its proper divisors (5766297).

4226157679 is an equidigital number, since it uses as much as digits as its factorization.

4226157679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5766296.

The product of its digits is 1270080, while the sum is 49.

The square root of 4226157679 is about 65008.9046131374. The cubic root of 4226157679 is about 1616.7712044115.

The spelling of 4226157679 in words is "four billion, two hundred twenty-six million, one hundred fifty-seven thousand, six hundred seventy-nine".