5996640 has 144 divisors (see below), whose sum is σ = 21019824. Its totient is φ = 1428480.

The previous prime is 5996633. The next prime is 5996657. The reversal of 5996640 is 466995.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193425 + ... + 193455.

It is an arithmetic number, because the mean of its divisors is an integer number (145971).

Almost surely, 2^5996640 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 5996640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10509912).

5996640 is an abundant number, since it is smaller than the sum of its proper divisors (15023184).

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

5996640 is a wasteful number, since it uses less digits than its factorization.

5996640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 5996640 is about 2448.8037896083. The cubic root of 5996640 is about 181.6781333652.

It can be divided in two parts, 59966 and 40, that added together give a palindrome (60006).

The spelling of 5996640 in words is "five million, nine hundred ninety-six thousand, six hundred forty".