440340355 has 16 divisors (see below), whose sum is σ = 650349504. Its totient is φ = 278720640.

The previous prime is 440340283. The next prime is 440340403. The reversal of 440340355 is 553043044.

It is not a de Polignac number, because 440340355 - 2⁹ = 440339843 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483436 + ... + 484345.

It is an arithmetic number, because the mean of its divisors is an integer number (40646844).

Almost surely, 2^440340355 is an apocalyptic number.

440340355 is a deficient number, since it is larger than the sum of its proper divisors (210009149).

440340355 is a wasteful number, since it uses less digits than its factorization.

440340355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967806.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 440340355 is about 20984.2882890986. The cubic root of 440340355 is about 760.7865558320.

Adding to 440340355 its reverse (553043044), we get a palindrome (993383399).

The spelling of 440340355 in words is "four hundred forty million, three hundred forty thousand, three hundred fifty-five".