4145660 has 24 divisors (see below), whose sum is σ = 8872416. Its totient is φ = 1626560.

The previous prime is 4145653. The next prime is 4145677. The reversal of 4145660 is 665414.

4145660 = T₂₂₅ + T₂₂₆ + ... + T₃₃₀.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 896 + ... + 3015.

It is an arithmetic number, because the mean of its divisors is an integer number (369684).

Almost surely, 2^4145660 is an apocalyptic number.

It is an amenable number.

4145660 is an abundant number, since it is smaller than the sum of its proper divisors (4726756).

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

4145660 is a wasteful number, since it uses less digits than its factorization.

4145660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973 (or 3971 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4145660 is about 2036.0893890004. The cubic root of 4145660 is about 160.6440188535.

The spelling of 4145660 in words is "four million, one hundred forty-five thousand, six hundred sixty".