422514620 has 24 divisors (see below), whose sum is σ = 967943088. Its totient is φ = 153641600.

The previous prime is 422514619. The next prime is 422514661. The reversal of 422514620 is 26415224.

It is a super-2 number, since 2×422514620² = 357037208227488800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422514620.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960041 + ... + 960480.

It is an arithmetic number, because the mean of its divisors is an integer number (40330962).

Almost surely, 2^422514620 is an apocalyptic number.

It is an amenable number.

422514620 is an abundant number, since it is smaller than the sum of its proper divisors (545428468).

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

422514620 is a wasteful number, since it uses less digits than its factorization.

422514620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920541 (or 1920539 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 422514620 is about 20555.1604226287. The cubic root of 422514620 is about 750.3788426795.

Adding to 422514620 its reverse (26415224), we get a palindrome (448929844).

The spelling of 422514620 in words is "four hundred twenty-two million, five hundred fourteen thousand, six hundred twenty".