426442201 has 4 divisors (see below), whose sum is σ = 426926032. Its totient is φ = 425958372.

The previous prime is 426442153. The next prime is 426442207. The reversal of 426442201 is 102244624.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426442201 - 2¹⁹ = 425917913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426442207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240591 + ... + 242356.

It is an arithmetic number, because the mean of its divisors is an integer number (106731508).

Almost surely, 2^426442201 is an apocalyptic number.

It is an amenable number.

426442201 is a deficient number, since it is larger than the sum of its proper divisors (483831).

426442201 is an equidigital number, since it uses as much as digits as its factorization.

426442201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483830.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 426442201 is about 20650.4770162822. The cubic root of 426442201 is about 752.6967810220.

Adding to 426442201 its reverse (102244624), we get a palindrome (528686825).

The spelling of 426442201 in words is "four hundred twenty-six million, four hundred forty-two thousand, two hundred one".