422413652 has 24 divisors (see below), whose sum is σ = 783374760. Its totient is φ = 198947840.

The previous prime is 422413601. The next prime is 422413679. The reversal of 422413652 is 256314224.

It can be written as a sum of positive squares in 4 ways, for example, as 3147076 + 419266576 = 1774^2 + 20476^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39653 + ... + 49164.

It is an arithmetic number, because the mean of its divisors is an integer number (32640615).

Almost surely, 2^422413652 is an apocalyptic number.

It is an amenable number.

422413652 is a deficient number, since it is larger than the sum of its proper divisors (360961108).

422413652 is a wasteful number, since it uses less digits than its factorization.

422413652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88891 (or 88889 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 422413652 is about 20552.7042502927. The cubic root of 422413652 is about 750.3190654289.

Adding to 422413652 its reverse (256314224), we get a palindrome (678727876).

The spelling of 422413652 in words is "four hundred twenty-two million, four hundred thirteen thousand, six hundred fifty-two".