32220230406 has 64 divisors (see below), whose sum is σ = 81454937088. Its totient is φ = 8267971968.

The previous prime is 32220230377. The next prime is 32220230411. The reversal of 32220230406 is 60403202223.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 777250 + ... + 817653.

It is an arithmetic number, because the mean of its divisors is an integer number (1272733392).

Almost surely, 2^32220230406 is an apocalyptic number.

32220230406 is an abundant number, since it is smaller than the sum of its proper divisors (49234706682).

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

32220230406 is a wasteful number, since it uses less digits than its factorization.

32220230406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594965.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 32220230406 its reverse (60403202223), we get a palindrome (92623432629).

The spelling of 32220230406 in words is "thirty-two billion, two hundred twenty million, two hundred thirty thousand, four hundred six".