32320642 has 8 divisors (see below), whose sum is σ = 48531600. Its totient is φ = 16143444.

The previous prime is 32320601. The next prime is 32320643. The reversal of 32320642 is 24602323.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (32320643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5892 + ... + 9967.

It is an arithmetic number, because the mean of its divisors is an integer number (6066450).

Almost surely, 2^32320642 is an apocalyptic number.

32320642 is a deficient number, since it is larger than the sum of its proper divisors (16210958).

32320642 is a wasteful number, since it uses less digits than its factorization.

32320642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16880.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 32320642 is about 5685.1246248433. The cubic root of 32320642 is about 318.5370787691.

Adding to 32320642 its reverse (24602323), we get a palindrome (56922965).

The spelling of 32320642 in words is "thirty-two million, three hundred twenty thousand, six hundred forty-two".