5649740 has 12 divisors (see below), whose sum is σ = 11864496. Its totient is φ = 2259888.

The previous prime is 5649739. The next prime is 5649757. The reversal of 5649740 is 479465.

It is a self number, because there is not a number n which added to its sum of digits gives 5649740.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141224 + ... + 141263.

It is an arithmetic number, because the mean of its divisors is an integer number (988708).

Almost surely, 2^5649740 is an apocalyptic number.

It is an amenable number.

5649740 is an abundant number, since it is smaller than the sum of its proper divisors (6214756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5649740 is a wasteful number, since it uses less digits than its factorization.

5649740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282496 (or 282494 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 5649740 is about 2376.9181727607. The cubic root of 5649740 is about 178.1050173541.

The spelling of 5649740 in words is "five million, six hundred forty-nine thousand, seven hundred forty".