440242333 has 4 divisors (see below), whose sum is σ = 459383328. Its totient is φ = 421101340.

The previous prime is 440242321. The next prime is 440242337. The reversal of 440242333 is 333242044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440242333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440242298 and 440242307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440242337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9570463 + ... + 9570508.

It is an arithmetic number, because the mean of its divisors is an integer number (114845832).

Almost surely, 2^440242333 is an apocalyptic number.

It is an amenable number.

440242333 is a deficient number, since it is larger than the sum of its proper divisors (19140995).

440242333 is a wasteful number, since it uses less digits than its factorization.

440242333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19140994.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 440242333 is about 20981.9525545169. The cubic root of 440242333 is about 760.7300999919.

Adding to 440242333 its reverse (333242044), we get a palindrome (773484377).

The spelling of 440242333 in words is "four hundred forty million, two hundred forty-two thousand, three hundred thirty-three".