5687669 has 8 divisors (see below), whose sum is σ = 6447840. Its totient is φ = 4973616.

The previous prime is 5687657. The next prime is 5687687. The reversal of 5687669 is 9667865.

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 5687669 - 2⁸ = 5687413 is a prime.

It is a super-2 number, since 2×5687669² = 64699157307122, which contains 22 as substring.

It is an Ulam 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 (5687609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11267 + ... + 11760.

It is an arithmetic number, because the mean of its divisors is an integer number (805980).

Almost surely, 2^5687669 is an apocalyptic number.

It is an amenable number.

5687669 is a deficient number, since it is larger than the sum of its proper divisors (760171).

5687669 is a wasteful number, since it uses less digits than its factorization.

5687669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23059.

The product of its digits is 544320, while the sum is 47.

The square root of 5687669 is about 2384.8834353066. The cubic root of 5687669 is about 178.5026925397.

The spelling of 5687669 in words is "five million, six hundred eighty-seven thousand, six hundred sixty-nine".