6204870440 has 64 divisors (see below), whose sum is σ = 14293843200. Its totient is φ = 2423035648.

The previous prime is 6204870433. The next prime is 6204870449. The reversal of 6204870440 is 440784026.

It is a Cunningham number, because it is equal to 78771²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 6204870440.

It is not an unprimeable number, because it can be changed into a prime (6204870449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783782 + ... + 791658.

It is an arithmetic number, because the mean of its divisors is an integer number (223341300).

Almost surely, 2^6204870440 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 6204870440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7146921600).

6204870440 is an abundant number, since it is smaller than the sum of its proper divisors (8088972760).

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

6204870440 is a wasteful number, since it uses less digits than its factorization.

6204870440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8354 (or 8350 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 6204870440 is about 78770.9999936525. Note that the first 5 decimals coincide. The cubic root of 6204870440 is about 1837.5714692303.

The spelling of 6204870440 in words is "six billion, two hundred four million, eight hundred seventy thousand, four hundred forty".