422343601 has 3 divisors (see below), whose sum is σ = 422364153. Its totient is φ = 422323050.

The previous prime is 422343599. The next prime is 422343611. The reversal of 422343601 is 106343224.

The square root of 422343601 is 20551.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 422343601 - 2¹ = 422343599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422343611) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10276 + ... + 30826.

It is an arithmetic number, because the mean of its divisors is an integer number (140788051).

Almost surely, 2^422343601 is an apocalyptic number.

422343601 is the 20551-st square number.

422343601 is the 10276-th centered octagonal number.

It is an amenable number.

422343601 is a deficient number, since it is larger than the sum of its proper divisors (20552).

422343601 is an frugal number, since it uses more digits than its factorization.

422343601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41102 (or 20551 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The cubic root of 422343601 is about 750.2775867296.

Multiplying 422343601 by its sum of digits (25), we get a square (10558590025 = 102755²).

Adding to 422343601 its reverse (106343224), we get a palindrome (528686825).

The spelling of 422343601 in words is "four hundred twenty-two million, three hundred forty-three thousand, six hundred one".