32722401 has 8 divisors (see below), whose sum is σ = 43664320. Its totient is φ = 21797712.

The previous prime is 32722397. The next prime is 32722423. The reversal of 32722401 is 10422723.

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

It is not a de Polignac number, because 32722401 - 2² = 32722397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32722451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1095 + ... + 8163.

It is an arithmetic number, because the mean of its divisors is an integer number (5458040).

Almost surely, 2^32722401 is an apocalyptic number.

It is an amenable number.

32722401 is a deficient number, since it is larger than the sum of its proper divisors (10941919).

32722401 is a wasteful number, since it uses less digits than its factorization.

32722401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8615.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 32722401 is about 5720.3497270709. The cubic root of 32722401 is about 319.8514968497.

The spelling of 32722401 in words is "thirty-two million, seven hundred twenty-two thousand, four hundred one".