4435266 has 64 divisors (see below), whose sum is σ = 10575360. Its totient is φ = 1224960.

The previous prime is 4435259. The next prime is 4435279. The reversal of 4435266 is 6625344.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁵ + 4¹¹ + 3¹⁰ + 5⁵ + 2¹⁷ + 6² + 6⁶ .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66165 + ... + 66231.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

Almost surely, 2^4435266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4435266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5287680).

4435266 is an abundant number, since it is smaller than the sum of its proper divisors (6140094).

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

4435266 is a wasteful number, since it uses less digits than its factorization.

4435266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159.

The product of its digits is 17280, while the sum is 30.

The square root of 4435266 is about 2106.0071224951. The cubic root of 4435266 is about 164.3008803354.

Subtracting from 4435266 its sum of digits (30), we obtain a square (4435236 = 2106²).

The spelling of 4435266 in words is "four million, four hundred thirty-five thousand, two hundred sixty-six".