4164825 has 24 divisors (see below), whose sum is σ = 7870528. Its totient is φ = 1903680.

The previous prime is 4164803. The next prime is 4164827. The reversal of 4164825 is 5284614.

It is not a de Polignac number, because 4164825 - 2⁷ = 4164697 is a prime.

It is an Ulam number.

It is a Duffinian number.

4164825 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4164792 and 4164801.

It is not an unprimeable number, because it can be changed into a prime (4164827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3442 + ... + 4491.

Almost surely, 2^4164825 is an apocalyptic number.

It is an amenable number.

4164825 is a deficient number, since it is larger than the sum of its proper divisors (3705703).

4164825 is a wasteful number, since it uses less digits than its factorization.

4164825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7953 (or 7948 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 4164825 is about 2040.7902880992. The cubic root of 4164825 is about 160.8911858122.

The spelling of 4164825 in words is "four million, one hundred sixty-four thousand, eight hundred twenty-five".