4145867 has 4 divisors (see below), whose sum is σ = 4522776. Its totient is φ = 3768960.

The previous prime is 4145863. The next prime is 4145873. The reversal of 4145867 is 7685414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4145867 - 2² = 4145863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4145861) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 188438 + ... + 188459.

It is an arithmetic number, because the mean of its divisors is an integer number (1130694).

Almost surely, 2^4145867 is an apocalyptic number.

4145867 is a deficient number, since it is larger than the sum of its proper divisors (376909).

4145867 is a wasteful number, since it uses less digits than its factorization.

4145867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376908.

The product of its digits is 26880, while the sum is 35.

The square root of 4145867 is about 2036.1402211046. The cubic root of 4145867 is about 160.6466925539.

The spelling of 4145867 in words is "four million, one hundred forty-five thousand, eight hundred sixty-seven".