4145580 has 72 divisors (see below), whose sum is σ = 13055952. Its totient is φ = 1104192.

The previous prime is 4145567. The next prime is 4145611. The reversal of 4145580 is 855414.

4145580 is a `hidden beast` number, since 41 + 45 + 580 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4434 + ... + 5286.

Almost surely, 2^4145580 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 4145580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6527976).

4145580 is an abundant number, since it is smaller than the sum of its proper divisors (8910372).

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

4145580 is a wasteful number, since it uses less digits than its factorization.

4145580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877 (or 863 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 4145580 is about 2036.0697434027. The cubic root of 4145580 is about 160.6429855155.

The spelling of 4145580 in words is "four million, one hundred forty-five thousand, five hundred eighty".