3845580 has 48 divisors (see below), whose sum is σ = 10886400. Its totient is φ = 1014208.

The previous prime is 3845579. The next prime is 3845593. The reversal of 3845580 is 855483.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6121 + ... + 6719.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

Almost surely, 2^3845580 is an apocalyptic number.

3845580 is a gapful number since it is divisible by the number (30) 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 3845580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5443200).

3845580 is an abundant number, since it is smaller than the sum of its proper divisors (7040820).

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

3845580 is a wasteful number, since it uses less digits than its factorization.

3845580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 716 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 3845580 is about 1961.0150432875. The cubic root of 3845580 is about 156.6705194968.

The spelling of 3845580 in words is "three million, eight hundred forty-five thousand, five hundred eighty".