422351 has 4 divisors (see below), whose sum is σ = 444600. Its totient is φ = 400104.

The previous prime is 422339. The next prime is 422353. The reversal of 422351 is 153224.

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 422351 - 2⁶ = 422287 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422353) 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, 11096 + ... + 11133.

It is an arithmetic number, because the mean of its divisors is an integer number (111150).

2⁴²²³⁵¹ is an apocalyptic number.

422351 is a deficient number, since it is larger than the sum of its proper divisors (22249).

422351 is a wasteful number, since it uses less digits than its factorization.

422351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22248.

The product of its digits is 240, while the sum is 17.

The square root of 422351 is about 649.8853745085. The cubic root of 422351 is about 75.0281968053.

Adding to 422351 its reverse (153224), we get a palindrome (575575).

The spelling of 422351 in words is "four hundred twenty-two thousand, three hundred fifty-one".