422443401 has 8 divisors (see below), whose sum is σ = 566405280. Its totient is φ = 280055232.

The previous prime is 422443327. The next prime is 422443403. The reversal of 422443401 is 104344224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422443401 - 2¹¹ = 422441353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422443403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392800 + ... + 393873.

It is an arithmetic number, because the mean of its divisors is an integer number (70800660).

Almost surely, 2^422443401 is an apocalyptic number.

It is an amenable number.

422443401 is a deficient number, since it is larger than the sum of its proper divisors (143961879).

422443401 is a wasteful number, since it uses less digits than its factorization.

422443401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786855.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 422443401 is about 20553.4279622646. The cubic root of 422443401 is about 750.3366790626.

Adding to 422443401 its reverse (104344224), we get a palindrome (526787625).

The spelling of 422443401 in words is "four hundred twenty-two million, four hundred forty-three thousand, four hundred one".