5639480 has 64 divisors (see below), whose sum is σ = 15828480. Its totient is φ = 1756800.

The previous prime is 5639479. The next prime is 5639497. The reversal of 5639480 is 849365.

5639480 = T₁₆₀ + T₁₆₁ + ... + T₃₃₅.

5639480 = 225² + 226² + ... + 304².

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 5639480.

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, 2165 + ... + 3995.

It is an arithmetic number, because the mean of its divisors is an integer number (247320).

Almost surely, 2^5639480 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 5639480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7914240).

5639480 is an abundant number, since it is smaller than the sum of its proper divisors (10189000).

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

5639480 is a wasteful number, since it uses less digits than its factorization.

5639480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860 (or 1856 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 5639480 is about 2374.7589351343. The cubic root of 5639480 is about 177.9971383624.

The spelling of 5639480 in words is "five million, six hundred thirty-nine thousand, four hundred eighty".