440074044 has 18 divisors (see below), whose sum is σ = 1112409480. Its totient is φ = 146691336.

The previous prime is 440074031. The next prime is 440074057. The reversal of 440074044 is 440470044.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (440074031) and next prime (440074057).

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 440073999 and 440074017.

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 in 5 ways as a sum of consecutive naturals, for example, 6112104 + ... + 6112175.

Almost surely, 2^440074044 is an apocalyptic number.

It is an amenable number.

440074044 is an abundant number, since it is smaller than the sum of its proper divisors (672335436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440074044 is a wasteful number, since it uses less digits than its factorization.

440074044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12224289 (or 12224284 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 440074044 is about 20977.9418437558. The cubic root of 440074044 is about 760.6331542763.

The spelling of 440074044 in words is "four hundred forty million, seventy-four thousand, forty-four".