422431302 has 16 divisors (see below), whose sum is σ = 845167680. Its totient is φ = 140759592.

The previous prime is 422431267. The next prime is 422431367. The reversal of 422431302 is 203134224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7849 + ... + 30107.

It is an arithmetic number, because the mean of its divisors is an integer number (52822980).

Almost surely, 2^422431302 is an apocalyptic number.

422431302 is an abundant number, since it is smaller than the sum of its proper divisors (422736378).

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

422431302 is a wasteful number, since it uses less digits than its factorization.

422431302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25427.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422431302 is about 20553.1336296926. The cubic root of 422431302 is about 750.3295156492.

Adding to 422431302 its reverse (203134224), we get a palindrome (625565526).

The spelling of 422431302 in words is "four hundred twenty-two million, four hundred thirty-one thousand, three hundred two".