4164845 has 4 divisors (see below), whose sum is σ = 4997820. Its totient is φ = 3331872.

The previous prime is 4164829. The next prime is 4164859. The reversal of 4164845 is 5484614.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3200521 + 964324 = 1789^2 + 982^2 .

It is a cyclic number.

It is not a de Polignac number, because 4164845 - 2⁴ = 4164829 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416480 + ... + 416489.

It is an arithmetic number, because the mean of its divisors is an integer number (1249455).

Almost surely, 2^4164845 is an apocalyptic number.

It is an amenable number.

4164845 is a deficient number, since it is larger than the sum of its proper divisors (832975).

4164845 is an equidigital number, since it uses as much as digits as its factorization.

4164845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832974.

The product of its digits is 15360, while the sum is 32.

The square root of 4164845 is about 2040.7951881558. The cubic root of 4164845 is about 160.8914433515.

The spelling of 4164845 in words is "four million, one hundred sixty-four thousand, eight hundred forty-five".