440202622 has 4 divisors (see below), whose sum is σ = 660303936. Its totient is φ = 220101310.

The previous prime is 440202619. The next prime is 440202643. The reversal of 440202622 is 226202044.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 440202593 and 440202602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110050654 + ... + 110050657.

It is an arithmetic number, because the mean of its divisors is an integer number (165075984).

Almost surely, 2^440202622 is an apocalyptic number.

440202622 is a deficient number, since it is larger than the sum of its proper divisors (220101314).

440202622 is a wasteful number, since it uses less digits than its factorization.

440202622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220101313.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 440202622 is about 20981.0062199123. The cubic root of 440202622 is about 760.7072260282.

Adding to 440202622 its reverse (226202044), we get a palindrome (666404666).

The spelling of 440202622 in words is "four hundred forty million, two hundred two thousand, six hundred twenty-two".