4045860 has 216 divisors, whose sum is σ = 15986880. Its totient is φ = 808704.

The previous prime is 4045849. The next prime is 4045883. The reversal of 4045860 is 685404.

4045860 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 212931 + ... + 212949.

Almost surely, 2^4045860 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 4045860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7993440).

4045860 is an abundant number, since it is smaller than the sum of its proper divisors (11941020).

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

4045860 is a wasteful number, since it uses less digits than its factorization.

4045860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 4045860 is about 2011.4323254835. The cubic root of 4045860 is about 159.3444531998.

The spelling of 4045860 in words is "four million, forty-five thousand, eight hundred sixty".