422512652 has 24 divisors (see below), whose sum is σ = 779007600. Its totient is φ = 199958976.

The previous prime is 422512639. The next prime is 422512663. The reversal of 422512652 is 256215224.

It is a super-3 number, since 3×422512652³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128258 + ... + 131510.

It is an arithmetic number, because the mean of its divisors is an integer number (32458650).

Almost surely, 2^422512652 is an apocalyptic number.

It is an amenable number.

422512652 is a deficient number, since it is larger than the sum of its proper divisors (356494948).

422512652 is a wasteful number, since it uses less digits than its factorization.

422512652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4985 (or 4983 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 422512652 is about 20555.1125513824. The cubic root of 422512652 is about 750.3776776327.

Adding to 422512652 its reverse (256215224), we get a palindrome (678727876).

The spelling of 422512652 in words is "four hundred twenty-two million, five hundred twelve thousand, six hundred fifty-two".