4066250 has 20 divisors (see below), whose sum is σ = 7624122. Its totient is φ = 1626000.

The previous prime is 4066229. The next prime is 4066259. The reversal of 4066250 is 526604.

It can be written as a sum of positive squares in 5 ways, for example, as 822649 + 3243601 = 907^2 + 1801^2 .

It is not an unprimeable number, because it can be changed into a prime (4066259) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 377 + ... + 2876.

Almost surely, 2^4066250 is an apocalyptic number.

4066250 is a deficient number, since it is larger than the sum of its proper divisors (3557872).

4066250 is an equidigital number, since it uses as much as digits as its factorization.

4066250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275 (or 3260 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4066250 is about 2016.4944830076. The cubic root of 4066250 is about 159.6116885596.

The spelling of 4066250 in words is "four million, sixty-six thousand, two hundred fifty".