440196845 has 16 divisors (see below), whose sum is σ = 606588480. Its totient is φ = 303292800.

The previous prime is 440196833. The next prime is 440196847. The reversal of 440196845 is 548691044.

It is not a de Polignac number, because 440196845 - 2⁶ = 440196781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440196847) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 209576 + ... + 211665.

It is an arithmetic number, because the mean of its divisors is an integer number (37911780).

Almost surely, 2^440196845 is an apocalyptic number.

It is an amenable number.

440196845 is a deficient number, since it is larger than the sum of its proper divisors (166391635).

440196845 is a wasteful number, since it uses less digits than its factorization.

440196845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421276.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 440196845 is about 20980.8685473219. The cubic root of 440196845 is about 760.7038982994.

The spelling of 440196845 in words is "four hundred forty million, one hundred ninety-six thousand, eight hundred forty-five".