4182845 has 4 divisors (see below), whose sum is σ = 5019420. Its totient is φ = 3346272.

The previous prime is 4182839. The next prime is 4182853. The reversal of 4182845 is 5482814.

It is a happy number.

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 2679769 + 1503076 = 1637^2 + 1226^2 .

It is a cyclic number.

It is not a de Polignac number, because 4182845 - 2⁸ = 4182589 is a prime.

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, 418280 + ... + 418289.

It is an arithmetic number, because the mean of its divisors is an integer number (1254855).

Almost surely, 2^4182845 is an apocalyptic number.

It is an amenable number.

4182845 is a deficient number, since it is larger than the sum of its proper divisors (836575).

4182845 is an equidigital number, since it uses as much as digits as its factorization.

4182845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836574.

The product of its digits is 10240, while the sum is 32.

The square root of 4182845 is about 2045.2004791707. The cubic root of 4182845 is about 161.1228952494.

The spelling of 4182845 in words is "four million, one hundred eighty-two thousand, eight hundred forty-five".