60072321 has 8 divisors (see below), whose sum is σ = 80280640. Its totient is φ = 39956112.

The previous prime is 60072307. The next prime is 60072359. The reversal of 60072321 is 12327006.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-60072321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60072301) 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, 21490 + ... + 24123.

It is an arithmetic number, because the mean of its divisors is an integer number (10035080).

Almost surely, 2^60072321 is an apocalyptic number.

It is an amenable number.

60072321 is a deficient number, since it is larger than the sum of its proper divisors (20208319).

60072321 is a wasteful number, since it uses less digits than its factorization.

60072321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46055.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 60072321 is about 7750.6335870044. The cubic root of 60072321 is about 391.6439938186.

Adding to 60072321 its reverse (12327006), we get a palindrome (72399327).

The spelling of 60072321 in words is "sixty million, seventy-two thousand, three hundred twenty-one".