5649917 has 16 divisors (see below), whose sum is σ = 7107072. Its totient is φ = 4371840.

The previous prime is 5649913. The next prime is 5649949. The reversal of 5649917 is 7199465.

It is a cyclic number.

It is not a de Polignac number, because 5649917 - 2² = 5649913 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3617 + ... + 4937.

It is an arithmetic number, because the mean of its divisors is an integer number (444192).

Almost surely, 2^5649917 is an apocalyptic number.

It is an amenable number.

5649917 is a deficient number, since it is larger than the sum of its proper divisors (1457155).

5649917 is a wasteful number, since it uses less digits than its factorization.

5649917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388.

The product of its digits is 68040, while the sum is 41.

The square root of 5649917 is about 2376.9554055556. The cubic root of 5649917 is about 178.1068772780.

The spelling of 5649917 in words is "five million, six hundred forty-nine thousand, nine hundred seventeen".