4061305872 has 80 divisors (see below), whose sum is σ = 12554196480. Its totient is φ = 1249630848.

The previous prime is 4061305867. The next prime is 4061305873. The reversal of 4061305872 is 2785031604.

4061305872 is a `hidden beast` number, since 40 + 6 + 1 + 30 + 587 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (4061305873) 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, 355968 + ... + 367199.

It is an arithmetic number, because the mean of its divisors is an integer number (156927456).

Almost surely, 2^4061305872 is an apocalyptic number.

It is an amenable number.

4061305872 is an abundant number, since it is smaller than the sum of its proper divisors (8492890608).

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

4061305872 is a wasteful number, since it uses less digits than its factorization.

4061305872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723197 (or 723185 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 4061305872 is about 63728.3757207102. The cubic root of 4061305872 is about 1595.4697203771.

The spelling of 4061305872 in words is "four billion, sixty-one million, three hundred five thousand, eight hundred seventy-two".