440266 has 16 divisors (see below), whose sum is σ = 730944. Its totient is φ = 197824.

The previous prime is 440261. The next prime is 440269. The reversal of 440266 is 662044.

It is not an unprimeable number, because it can be changed into a prime (440261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501 + ... + 1063.

It is an arithmetic number, because the mean of its divisors is an integer number (45684).

2⁴⁴⁰²⁶⁶ is an apocalyptic number.

440266 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

440266 is a deficient number, since it is larger than the sum of its proper divisors (290678).

440266 is a wasteful number, since it uses less digits than its factorization.

440266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 440266 is about 663.5254328208. The cubic root of 440266 is about 76.0743731785.

The spelling of 440266 in words is "four hundred forty thousand, two hundred sixty-six".