32022140 has 12 divisors (see below), whose sum is σ = 67246536. Its totient is φ = 12808848.

The previous prime is 32022139. The next prime is 32022157. The reversal of 32022140 is 4122023.

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, 800534 + ... + 800573.

It is an arithmetic number, because the mean of its divisors is an integer number (5603878).

Almost surely, 2^32022140 is an apocalyptic number.

It is an amenable number.

32022140 is an abundant number, since it is smaller than the sum of its proper divisors (35224396).

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

32022140 is a wasteful number, since it uses less digits than its factorization.

32022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601116 (or 1601114 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 32022140 is about 5658.8108291407. The cubic root of 32022140 is about 317.5534123875.

Adding to 32022140 its reverse (4122023), we get a palindrome (36144163).

The spelling of 32022140 in words is "thirty-two million, twenty-two thousand, one hundred forty".