32290641 has 12 divisors (see below), whose sum is σ = 47433360. Its totient is φ = 21161880.

The previous prime is 32290631. The next prime is 32290663. The reversal of 32290641 is 14609223.

It is not a de Polignac number, because 32290641 - 2⁷ = 32290513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32290631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29875 + ... + 30936.

It is an arithmetic number, because the mean of its divisors is an integer number (3952780).

Almost surely, 2^32290641 is an apocalyptic number.

It is an amenable number.

32290641 is a deficient number, since it is larger than the sum of its proper divisors (15142719).

32290641 is a wasteful number, since it uses less digits than its factorization.

32290641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60876 (or 60873 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 32290641 is about 5682.4854597262. The cubic root of 32290641 is about 318.4384896664.

Adding to 32290641 its reverse (14609223), we get a palindrome (46899864).

The spelling of 32290641 in words is "thirty-two million, two hundred ninety thousand, six hundred forty-one".