422541700 has 144 divisors (see below), whose sum is σ = 1088819200. Its totient is φ = 142248960.

The previous prime is 422541689. The next prime is 422541709. The reversal of 422541700 is 7145224.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (422541709) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3327037 + ... + 3327163.

Almost surely, 2^422541700 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 422541700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544409600).

422541700 is an abundant number, since it is smaller than the sum of its proper divisors (666277500).

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

422541700 is a wasteful number, since it uses less digits than its factorization.

422541700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 422541700 is about 20555.8191274393. The cubic root of 422541700 is about 750.3948735448.

Adding to 422541700 its reverse (7145224), we get a palindrome (429686924).

The spelling of 422541700 in words is "four hundred twenty-two million, five hundred forty-one thousand, seven hundred".