32006422 has 8 divisors (see below), whose sum is σ = 54868176. Its totient is φ = 13717032.

The previous prime is 32006419. The next prime is 32006479. The reversal of 32006422 is 22460023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×32006422² = 2048822098484168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32006422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143073 + ... + 1143100.

It is an arithmetic number, because the mean of its divisors is an integer number (6858522).

Almost surely, 2^32006422 is an apocalyptic number.

32006422 is a deficient number, since it is larger than the sum of its proper divisors (22861754).

32006422 is a wasteful number, since it uses less digits than its factorization.

32006422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286182.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 32006422 is about 5657.4218509848. The cubic root of 32006422 is about 317.5014470763.

Adding to 32006422 its reverse (22460023), we get a palindrome (54466445).

The spelling of 32006422 in words is "thirty-two million, six thousand, four hundred twenty-two".