427317617 has 8 divisors (see below), whose sum is σ = 437976000. Its totient is φ = 416692080.

The previous prime is 427317613. The next prime is 427317623. The reversal of 427317617 is 716713724.

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 427317617 - 2² = 427317613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427317613) 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, 19259 + ... + 35007.

It is an arithmetic number, because the mean of its divisors is an integer number (54747000).

Almost surely, 2^427317617 is an apocalyptic number.

It is an amenable number.

427317617 is a deficient number, since it is larger than the sum of its proper divisors (10658383).

427317617 is a wasteful number, since it uses less digits than its factorization.

427317617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16423.

The product of its digits is 49392, while the sum is 38.

The square root of 427317617 is about 20671.6621731297. The cubic root of 427317617 is about 753.2114833899.

The spelling of 427317617 in words is "four hundred twenty-seven million, three hundred seventeen thousand, six hundred seventeen".