32211130 has 32 divisors (see below), whose sum is σ = 67622400. Its totient is φ = 11042640.

The previous prime is 32211119. The next prime is 32211133. The reversal of 32211130 is 3111223.

It is a self number, because there is not a number n which added to its sum of digits gives 32211130.

It is not an unprimeable number, because it can be changed into a prime (32211133) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1266 + ... + 8125.

It is an arithmetic number, because the mean of its divisors is an integer number (2113200).

Almost surely, 2^32211130 is an apocalyptic number.

32211130 is an abundant number, since it is smaller than the sum of its proper divisors (35411270).

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

32211130 is an equidigital number, since it uses as much as digits as its factorization.

32211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9419 (or 9405 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 32211130 is about 5675.4850013017. The cubic root of 32211130 is about 318.1769053787.

Adding to 32211130 its reverse (3111223), we get a palindrome (35322353).

The spelling of 32211130 in words is "thirty-two million, two hundred eleven thousand, one hundred thirty".