4079805240 has 256 divisors, whose sum is σ = 14282956800. Its totient is φ = 913089024.

The previous prime is 4079805227. The next prime is 4079805241. The reversal of 4079805240 is 425089704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4079805241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11364181 + ... + 11364539.

It is an arithmetic number, because the mean of its divisors is an integer number (55792800).

Almost surely, 2^4079805240 is an apocalyptic number.

4079805240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4079805240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7141478400).

4079805240 is an abundant number, since it is smaller than the sum of its proper divisors (10203151560).

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

4079805240 is a wasteful number, since it uses less digits than its factorization.

4079805240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 4079805240 is about 63873.3531294545. The cubic root of 4079805240 is about 1597.8885220555. Note that the first 3 decimals are identical.

The spelling of 4079805240 in words is "four billion, seventy-nine million, eight hundred five thousand, two hundred forty".