5721417 has 24 divisors (see below), whose sum is σ = 9027200. Its totient is φ = 3470688.

The previous prime is 5721409. The next prime is 5721431. The reversal of 5721417 is 7141275.

It is not a de Polignac number, because 5721417 - 2³ = 5721409 is a prime.

It is a super-2 number, since 2×5721417² = 65469224975778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8934 + ... + 9552.

Almost surely, 2^5721417 is an apocalyptic number.

It is an amenable number.

5721417 is a deficient number, since it is larger than the sum of its proper divisors (3305783).

5721417 is a wasteful number, since it uses less digits than its factorization.

5721417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 714 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 5721417 is about 2391.9483690080. The cubic root of 5721417 is about 178.8550473872.

The spelling of 5721417 in words is "five million, seven hundred twenty-one thousand, four hundred seventeen".