4030066 has 4 divisors (see below), whose sum is σ = 6045102. Its totient is φ = 2015032.

The previous prime is 4030063. The next prime is 4030069. The reversal of 4030066 is 6600304.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (4030063) and next prime (4030069).

It can be written as a sum of positive squares in only one way, i.e., 3316041 + 714025 = 1821^2 + 845^2 .

It is not an unprimeable number, because it can be changed into a prime (4030063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007515 + ... + 1007518.

Almost surely, 2^4030066 is an apocalyptic number.

4030066 is a deficient number, since it is larger than the sum of its proper divisors (2015036).

4030066 is a wasteful number, since it uses less digits than its factorization.

4030066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015035.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4030066 is about 2007.5024283921. The cubic root of 4030066 is about 159.1368361750.

The spelling of 4030066 in words is "four million, thirty thousand, sixty-six", and thus it is an eban number.