32550042 has 32 divisors (see below), whose sum is σ = 75105792. Its totient is φ = 9211824.

The previous prime is 32550017. The next prime is 32550073. The reversal of 32550042 is 24005523.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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, 873 + ... + 8115.

It is an arithmetic number, because the mean of its divisors is an integer number (2347056).

Almost surely, 2^32550042 is an apocalyptic number.

32550042 is an abundant number, since it is smaller than the sum of its proper divisors (42555750).

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

32550042 is a wasteful number, since it uses less digits than its factorization.

32550042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7362.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 32550042 is about 5705.2644110506. The cubic root of 32550042 is about 319.2889223744.

Adding to 32550042 its reverse (24005523), we get a palindrome (56555565).

The spelling of 32550042 in words is "thirty-two million, five hundred fifty thousand, forty-two".