5640704 has 40 divisors (see below), whose sum is σ = 11784960. Its totient is φ = 2692096.

The previous prime is 5640689. The next prime is 5640709. The reversal of 5640704 is 4070465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640709) 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, 11537 + ... + 12015.

It is an arithmetic number, because the mean of its divisors is an integer number (294624).

Almost surely, 2^5640704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5640704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5892480).

5640704 is an abundant number, since it is smaller than the sum of its proper divisors (6144256).

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

5640704 is an equidigital number, since it uses as much as digits as its factorization.

5640704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 5640704 is about 2375.0166315207. The cubic root of 5640704 is about 178.0100150069.

The spelling of 5640704 in words is "five million, six hundred forty thousand, seven hundred four".