422205504 has 112 divisors (see below), whose sum is σ = 1286548608. Its totient is φ = 119697408.

The previous prime is 422205491. The next prime is 422205541. The reversal of 422205504 is 405502224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182982 + ... + 185274.

Almost surely, 2^422205504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422205504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643274304).

422205504 is an abundant number, since it is smaller than the sum of its proper divisors (864343104).

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

422205504 is a wasteful number, since it uses less digits than its factorization.

422205504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452 (or 2442 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 422205504 is about 20547.6398644711. The cubic root of 422205504 is about 750.1958030993.

Adding to 422205504 its reverse (405502224), we get a palindrome (827707728).

The spelling of 422205504 in words is "four hundred twenty-two million, two hundred five thousand, five hundred four".