5617951 has 4 divisors (see below), whose sum is σ = 5641504. Its totient is φ = 5594400.

The previous prime is 5617933. The next prime is 5617961. The reversal of 5617951 is 1597165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1597165 = 5 ⋅319433.

It is a cyclic number.

It is not a de Polignac number, because 5617951 - 2¹⁷ = 5486879 is a prime.

It is a super-2 number, since 2×5617951² = 63122746876802, which contains 22 as substring.

It is a Duffinian number.

5617951 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5617961) 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, 11415 + ... + 11896.

It is an arithmetic number, because the mean of its divisors is an integer number (1410376).

Almost surely, 2^5617951 is an apocalyptic number.

5617951 is a deficient number, since it is larger than the sum of its proper divisors (23553).

5617951 is a wasteful number, since it uses less digits than its factorization.

5617951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23552.

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

The square root of 5617951 is about 2370.2217195866. The cubic root of 5617951 is about 177.7703451609.

The spelling of 5617951 in words is "five million, six hundred seventeen thousand, nine hundred fifty-one".