5302640 has 80 divisors (see below), whose sum is σ = 14945472. Its totient is φ = 1708032.

The previous prime is 5302637. The next prime is 5302651. The reversal of 5302640 is 462035.

5302640 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9242 + ... + 9798.

Almost surely, 2^5302640 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 5302640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7472736).

5302640 is an abundant number, since it is smaller than the sum of its proper divisors (9642832).

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

5302640 is a wasteful number, since it uses less digits than its factorization.

5302640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5302640 is about 2302.7461866215. The cubic root of 5302640 is about 174.3802842230.

Adding to 5302640 its reverse (462035), we get a palindrome (5764675).

The spelling of 5302640 in words is "five million, three hundred two thousand, six hundred forty".