5649518 has 8 divisors (see below), whose sum is σ = 9684912. Its totient is φ = 2421216.

The previous prime is 5649499. The next prime is 5649521. The reversal of 5649518 is 8159465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201755 + ... + 201782.

It is an arithmetic number, because the mean of its divisors is an integer number (1210614).

Almost surely, 2^5649518 is an apocalyptic number.

5649518 is a deficient number, since it is larger than the sum of its proper divisors (4035394).

5649518 is a wasteful number, since it uses less digits than its factorization.

5649518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403546.

The product of its digits is 43200, while the sum is 38.

The square root of 5649518 is about 2376.8714731765. The cubic root of 5649518 is about 178.1026845133.

The spelling of 5649518 in words is "five million, six hundred forty-nine thousand, five hundred eighteen".