422529340 has 12 divisors (see below), whose sum is σ = 887311656. Its totient is φ = 169011728.

The previous prime is 422529323. The next prime is 422529377. The reversal of 422529340 is 43925224.

422529340 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10563214 + ... + 10563253.

It is an arithmetic number, because the mean of its divisors is an integer number (73942638).

Almost surely, 2^422529340 is an apocalyptic number.

It is an amenable number.

422529340 is an abundant number, since it is smaller than the sum of its proper divisors (464782316).

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

422529340 is a wasteful number, since it uses less digits than its factorization.

422529340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21126476 (or 21126474 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 422529340 is about 20555.5184804470. The cubic root of 422529340 is about 750.3875567356.

The spelling of 422529340 in words is "four hundred twenty-two million, five hundred twenty-nine thousand, three hundred forty".