422025504 has 24 divisors (see below), whose sum is σ = 1107817200. Its totient is φ = 140675136.

The previous prime is 422025503. The next prime is 422025509. The reversal of 422025504 is 405520224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

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

It is not an unprimeable number, because it can be changed into a prime (422025503) 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, 2197954 + ... + 2198145.

It is an arithmetic number, because the mean of its divisors is an integer number (46159050).

Almost surely, 2^422025504 is an apocalyptic number.

It is an amenable number.

422025504 is an abundant number, since it is smaller than the sum of its proper divisors (685791696).

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

422025504 is a wasteful number, since it uses less digits than its factorization.

422025504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396112 (or 4396104 counting only the distinct ones).

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

The square root of 422025504 is about 20543.2593324428. The cubic root of 422025504 is about 750.0891769518.

Adding to 422025504 its reverse (405520224), we get a palindrome (827545728).

The spelling of 422025504 in words is "four hundred twenty-two million, twenty-five thousand, five hundred four".