4066434 has 48 divisors (see below), whose sum is σ = 9493848. Its totient is φ = 1253376.

The previous prime is 4066379. The next prime is 4066441. The reversal of 4066434 is 4346604.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3861225 + 205209 = 1965^2 + 453^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4066398 and 4066407.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29614 + ... + 29750.

Almost surely, 2^4066434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4066434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4746924).

4066434 is an abundant number, since it is smaller than the sum of its proper divisors (5427414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4066434 is a wasteful number, since it uses less digits than its factorization.

4066434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 4066434 is about 2016.5401062215. The cubic root of 4066434 is about 159.6140960282.

The spelling of 4066434 in words is "four million, sixty-six thousand, four hundred thirty-four".