501201617 has 8 divisors (see below), whose sum is σ = 573506112. Its totient is φ = 429073200.

The previous prime is 501201557. The next prime is 501201653. The reversal of 501201617 is 716102105.

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 501201617 - 2⁶ = 501201553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 501201592 and 501201601.

It is not an unprimeable number, because it can be changed into a prime (501201017) 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, 37859 + ... + 49352.

It is an arithmetic number, because the mean of its divisors is an integer number (71688264).

Almost surely, 2^501201617 is an apocalyptic number.

It is an amenable number.

501201617 is a deficient number, since it is larger than the sum of its proper divisors (72304495).

501201617 is an equidigital number, since it uses as much as digits as its factorization.

501201617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88039.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 501201617 is about 22387.5326242085. The cubic root of 501201617 is about 794.3358333548.

The spelling of 501201617 in words is "five hundred one million, two hundred one thousand, six hundred seventeen".