440314523 has 24 divisors (see below), whose sum is σ = 496419840. Its totient is φ = 390143600.

The previous prime is 440314517. The next prime is 440314549. The reversal of 440314523 is 325413044.

It is not a de Polignac number, because 440314523 - 2¹⁰ = 440313499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440314492 and 440314501.

It is not an unprimeable number, because it can be changed into a prime (440314423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 918998 + ... + 919476.

It is an arithmetic number, because the mean of its divisors is an integer number (20684160).

Almost surely, 2^440314523 is an apocalyptic number.

440314523 is a deficient number, since it is larger than the sum of its proper divisors (56105317).

440314523 is a wasteful number, since it uses less digits than its factorization.

440314523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 440314523 is about 20983.6727719434. The cubic root of 440314523 is about 760.7716786864.

Adding to 440314523 its reverse (325413044), we get a palindrome (765727567).

The spelling of 440314523 in words is "four hundred forty million, three hundred fourteen thousand, five hundred twenty-three".