440014340 has 48 divisors (see below), whose sum is σ = 934778880. Its totient is φ = 173973120.

The previous prime is 440014327. The next prime is 440014363. The reversal of 440014340 is 43410044.

It is a super-2 number, since 2×440014340² = 387225238811271200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874529 + ... + 875031.

It is an arithmetic number, because the mean of its divisors is an integer number (19474560).

Almost surely, 2^440014340 is an apocalyptic number.

It is an amenable number.

440014340 is an abundant number, since it is smaller than the sum of its proper divisors (494764540).

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

440014340 is a wasteful number, since it uses less digits than its factorization.

440014340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 440014340 is about 20976.5187769563. The cubic root of 440014340 is about 760.5987548410.

Adding to 440014340 its reverse (43410044), we get a palindrome (483424384).

The spelling of 440014340 in words is "four hundred forty million, fourteen thousand, three hundred forty".