440034311 has 4 divisors (see below), whose sum is σ = 442734072. Its totient is φ = 437334552.

The previous prime is 440034293. The next prime is 440034373. The reversal of 440034311 is 113430044.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 440034311 - 2¹⁴ = 440017927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440034811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1349636 + ... + 1349961.

It is an arithmetic number, because the mean of its divisors is an integer number (110683518).

Almost surely, 2^440034311 is an apocalyptic number.

440034311 is a deficient number, since it is larger than the sum of its proper divisors (2699761).

440034311 is a wasteful number, since it uses less digits than its factorization.

440034311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699760.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 440034311 is about 20976.9948038321. The cubic root of 440034311 is about 760.6102618054.

Adding to 440034311 its reverse (113430044), we get a palindrome (553464355).

The spelling of 440034311 in words is "four hundred forty million, thirty-four thousand, three hundred eleven".