5691517 has 4 divisors (see below), whose sum is σ = 6129340. Its totient is φ = 5253696.

The previous prime is 5691509. The next prime is 5691529. The reversal of 5691517 is 7151965.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3556996 + 2134521 = 1886^2 + 1461^2 .

It is a cyclic number.

It is not a de Polignac number, because 5691517 - 2³ = 5691509 is a prime.

It is a super-2 number, since 2×5691517² = 64786731522578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218892 + ... + 218917.

It is an arithmetic number, because the mean of its divisors is an integer number (1532335).

Almost surely, 2^5691517 is an apocalyptic number.

It is an amenable number.

5691517 is a deficient number, since it is larger than the sum of its proper divisors (437823).

5691517 is a wasteful number, since it uses less digits than its factorization.

5691517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437822.

The product of its digits is 9450, while the sum is 34.

The square root of 5691517 is about 2385.6900469256. The cubic root of 5691517 is about 178.5429388759.

The spelling of 5691517 in words is "five million, six hundred ninety-one thousand, five hundred seventeen".