422603001 has 24 divisors (see below), whose sum is σ = 634364640. Its totient is φ = 281143872.

The previous prime is 422602909. The next prime is 422603003. The reversal of 422603001 is 100306224.

It is a happy number.

It is not a de Polignac number, because 422603001 - 2¹¹ = 422600953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422603003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135265 + ... + 138353.

It is an arithmetic number, because the mean of its divisors is an integer number (26431860).

Almost surely, 2^422603001 is an apocalyptic number.

It is an amenable number.

422603001 is a deficient number, since it is larger than the sum of its proper divisors (211761639).

422603001 is an equidigital number, since it uses as much as digits as its factorization.

422603001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667 (or 3655 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 422603001 is about 20557.3101596488. The cubic root of 422603001 is about 750.4311600871.

Adding to 422603001 its reverse (100306224), we get a palindrome (522909225).

The spelling of 422603001 in words is "four hundred twenty-two million, six hundred three thousand, one".