6179840 has 88 divisors (see below), whose sum is σ = 15917472. Its totient is φ = 2293760.

The previous prime is 6179821. The next prime is 6179861. The reversal of 6179840 is 489716.

It is a self number, because there is not a number n which added to its sum of digits gives 6179840.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87005 + ... + 87075.

Almost surely, 2^6179840 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 6179840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7958736).

6179840 is an abundant number, since it is smaller than the sum of its proper divisors (9737632).

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

6179840 is a wasteful number, since it uses less digits than its factorization.

6179840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 6179840 is about 2485.9283980035. The cubic root of 6179840 is about 183.5097218824.

The spelling of 6179840 in words is "six million, one hundred seventy-nine thousand, eight hundred forty".