5684640 has 96 divisors (see below), whose sum is σ = 19305216. Its totient is φ = 1397760.

The previous prime is 5684639. The next prime is 5684641. The reversal of 5684640 is 464865.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5684639) and next prime (5684641).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5684641) 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, 5785 + ... + 6695.

It is an arithmetic number, because the mean of its divisors is an integer number (201096).

Almost surely, 2^5684640 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 5684640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9652608).

5684640 is an abundant number, since it is smaller than the sum of its proper divisors (13620576).

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

5684640 is a wasteful number, since it uses less digits than its factorization.

5684640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942 (or 934 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 5684640 is about 2384.2483092161. The cubic root of 5684640 is about 178.4709993765.

The spelling of 5684640 in words is "five million, six hundred eighty-four thousand, six hundred forty".