4426427 has 4 divisors (see below), whose sum is σ = 4432440. Its totient is φ = 4420416.

The previous prime is 4426423. The next prime is 4426441. The reversal of 4426427 is 7246244.

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 4426427 - 2² = 4426423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4426427.

It is not an unprimeable number, because it can be changed into a prime (4426423) 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, 1718 + ... + 3435.

It is an arithmetic number, because the mean of its divisors is an integer number (1108110).

Almost surely, 2^4426427 is an apocalyptic number.

4426427 is the 1718-th pentagonal number.

4426427 is a deficient number, since it is larger than the sum of its proper divisors (6013).

4426427 is an equidigital number, since it uses as much as digits as its factorization.

4426427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6012.

The product of its digits is 10752, while the sum is 29.

The square root of 4426427 is about 2103.9075550033. The cubic root of 4426427 is about 164.1916631897.

The spelling of 4426427 in words is "four million, four hundred twenty-six thousand, four hundred twenty-seven".