5681504 has 24 divisors (see below), whose sum is σ = 11448360. Its totient is φ = 2774016.

The previous prime is 5681503. The next prime is 5681509. The reversal of 5681504 is 4051865.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681503) 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, 689 + ... + 3440.

It is an arithmetic number, because the mean of its divisors is an integer number (477015).

Almost surely, 2^5681504 is an apocalyptic number.

It is an amenable number.

5681504 is an abundant number, since it is smaller than the sum of its proper divisors (5766856).

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

5681504 is a wasteful number, since it uses less digits than its factorization.

5681504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4182 (or 4174 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 5681504 is about 2383.5905688687. The cubic root of 5681504 is about 178.4381747822.

The spelling of 5681504 in words is "five million, six hundred eighty-one thousand, five hundred four".