422603610 has 128 divisors (see below), whose sum is σ = 1243662336. Its totient is φ = 90435840.

The previous prime is 422603591. The next prime is 422603611. The reversal of 422603610 is 16306224.

It is a super-2 number, since 2×422603610² = 357187622370064200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422603611) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 96529 + ... + 100811.

It is an arithmetic number, because the mean of its divisors is an integer number (9716112).

Almost surely, 2^422603610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422603610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621831168).

422603610 is an abundant number, since it is smaller than the sum of its proper divisors (821058726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422603610 is a wasteful number, since it uses less digits than its factorization.

422603610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 422603610 is about 20557.3249718926. The cubic root of 422603610 is about 750.4315205613.

Adding to 422603610 its reverse (16306224), we get a palindrome (438909834).

The spelling of 422603610 in words is "four hundred twenty-two million, six hundred three thousand, six hundred ten".