422502344 has 16 divisors (see below), whose sum is σ = 864209520. Its totient is φ = 192046480.

The previous prime is 422502331. The next prime is 422502347. The reversal of 422502344 is 443205224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (422502347) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2400494 + ... + 2400669.

It is an arithmetic number, because the mean of its divisors is an integer number (54013095).

Almost surely, 2^422502344 is an apocalyptic number.

422502344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422502344 is an abundant number, since it is smaller than the sum of its proper divisors (441707176).

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

422502344 is a wasteful number, since it uses less digits than its factorization.

422502344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801180 (or 4801176 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 422502344 is about 20554.8618093141. The cubic root of 422502344 is about 750.3715752861.

Adding to 422502344 its reverse (443205224), we get a palindrome (865707568).

The spelling of 422502344 in words is "four hundred twenty-two million, five hundred two thousand, three hundred forty-four".