440412344 has 32 divisors (see below), whose sum is σ = 848016000. Its totient is φ = 214348512.

The previous prime is 440412341. The next prime is 440412377. The reversal of 440412344 is 443214044.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440412341) 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, 44087 + ... + 53145.

It is an arithmetic number, because the mean of its divisors is an integer number (26500500).

Almost surely, 2^440412344 is an apocalyptic number.

It is an amenable number.

440412344 is a deficient number, since it is larger than the sum of its proper divisors (407603656).

440412344 is a wasteful number, since it uses less digits than its factorization.

440412344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9227 (or 9223 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 440412344 is about 20986.0035261600. The cubic root of 440412344 is about 760.8280126115.

Adding to 440412344 its reverse (443214044), we get a palindrome (883626388).

The spelling of 440412344 in words is "four hundred forty million, four hundred twelve thousand, three hundred forty-four".