440246446 has 4 divisors (see below), whose sum is σ = 660369672. Its totient is φ = 220123222.

The previous prime is 440246441. The next prime is 440246449. The reversal of 440246446 is 644642044.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440246441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061610 + ... + 110061613.

It is an arithmetic number, because the mean of its divisors is an integer number (165092418).

Almost surely, 2^440246446 is an apocalyptic number.

440246446 is a deficient number, since it is larger than the sum of its proper divisors (220123226).

440246446 is a wasteful number, since it uses less digits than its factorization.

440246446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220123225.

The product of its (nonzero) digits is 73728, while the sum is 34.

The square root of 440246446 is about 20982.0505670919. The cubic root of 440246446 is about 760.7324690456.

The spelling of 440246446 in words is "four hundred forty million, two hundred forty-six thousand, four hundred forty-six".