5939640 has 96 divisors (see below), whose sum is σ = 22070880. Its totient is φ = 1357056.

The previous prime is 5939623. The next prime is 5939651. The reversal of 5939640 is 469395.

5939640 = T₅₆₅ + T₅₆₆ + ... + T₅₉₉.

5939640 = 232² + 233² + ... + 311².

5939640 is a `hidden beast` number, since 5 + 9 + 3 + 9 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5939595 and 5939604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1342 + ... + 3698.

It is an arithmetic number, because the mean of its divisors is an integer number (229905).

Almost surely, 2^5939640 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 5939640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11035440).

5939640 is an abundant number, since it is smaller than the sum of its proper divisors (16131240).

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

5939640 is a wasteful number, since it uses less digits than its factorization.

5939640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381 (or 2374 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 5939640 is about 2437.1376653772. The cubic root of 5939640 is about 181.1006633568.

The spelling of 5939640 in words is "five million, nine hundred thirty-nine thousand, six hundred forty".