32730122 has 16 divisors (see below), whose sum is σ = 52064640. Its totient is φ = 15388128.

The previous prime is 32730121. The next prime is 32730133. The reversal of 32730122 is 22103723.

It is a super-2 number, since 2×32730122² = 2142521772269768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32730094 and 32730103.

It is not an unprimeable number, because it can be changed into a prime (32730121) 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 7 ways as a sum of consecutive naturals, for example, 2063 + ... + 8349.

It is an arithmetic number, because the mean of its divisors is an integer number (3254040).

Almost surely, 2^32730122 is an apocalyptic number.

32730122 is a deficient number, since it is larger than the sum of its proper divisors (19334518).

32730122 is a wasteful number, since it uses less digits than its factorization.

32730122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6445.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 32730122 is about 5721.0245585909. The cubic root of 32730122 is about 319.8766516786.

Adding to 32730122 its reverse (22103723), we get a palindrome (54833845).

The spelling of 32730122 in words is "thirty-two million, seven hundred thirty thousand, one hundred twenty-two".