59640191 has 8 divisors (see below), whose sum is σ = 64481424. Its totient is φ = 54835200.

The previous prime is 59640167. The next prime is 59640223. The reversal of 59640191 is 19104695.

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

It is a cyclic number.

It is not a de Polignac number, because 59640191 - 2¹⁸ = 59378047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59640151) 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, 5585 + ... + 12266.

It is an arithmetic number, because the mean of its divisors is an integer number (8060178).

Almost surely, 2^59640191 is an apocalyptic number.

59640191 is a deficient number, since it is larger than the sum of its proper divisors (4841233).

59640191 is a wasteful number, since it uses less digits than its factorization.

59640191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18121.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 59640191 is about 7722.7061966645. The cubic root of 59640191 is about 390.7026364813.

The spelling of 59640191 in words is "fifty-nine million, six hundred forty thousand, one hundred ninety-one".