1716479861 has 8 divisors (see below), whose sum is σ = 1746492000. Its totient is φ = 1686498480.

The previous prime is 1716479833. The next prime is 1716479881. The reversal of 1716479861 is 1689746171.

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

It is not a de Polignac number, because 1716479861 - 2¹⁰ = 1716478837 is a prime.

It is a super-2 number, since 2×1716479861² = 5892606226437158642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1716479881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124490 + ... + 137588.

It is an arithmetic number, because the mean of its divisors is an integer number (218311500).

Almost surely, 2^1716479861 is an apocalyptic number.

It is an amenable number.

1716479861 is a deficient number, since it is larger than the sum of its proper divisors (30012139).

1716479861 is a wasteful number, since it uses less digits than its factorization.

1716479861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15379.

The product of its digits is 508032, while the sum is 50.

The square root of 1716479861 is about 41430.4219264057. The cubic root of 1716479861 is about 1197.3273530418.

The spelling of 1716479861 in words is "one billion, seven hundred sixteen million, four hundred seventy-nine thousand, eight hundred sixty-one".