32540422 has 16 divisors (see below), whose sum is σ = 50130432. Its totient is φ = 15833160.

The previous prime is 32540413. The next prime is 32540461. The reversal of 32540422 is 22404523.

It is a junction number, because it is equal to n+sod(n) for n = 32540393 and 32540402.

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 7 ways as a sum of consecutive naturals, for example, 31047 + ... + 32077.

It is an arithmetic number, because the mean of its divisors is an integer number (3133152).

Almost surely, 2^32540422 is an apocalyptic number.

32540422 is a deficient number, since it is larger than the sum of its proper divisors (17590010).

32540422 is a wasteful number, since it uses less digits than its factorization.

32540422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 32540422 is about 5704.4212677536. The cubic root of 32540422 is about 319.2574645340.

Adding to 32540422 its reverse (22404523), we get a palindrome (54944945).

The spelling of 32540422 in words is "thirty-two million, five hundred forty thousand, four hundred twenty-two".