440374812 has 12 divisors (see below), whose sum is σ = 1027541256. Its totient is φ = 146791600.

The previous prime is 440374807. The next prime is 440374829. The reversal of 440374812 is 218473044.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18348939 + ... + 18348962.

It is an arithmetic number, because the mean of its divisors is an integer number (85628438).

Almost surely, 2^440374812 is an apocalyptic number.

It is an amenable number.

440374812 is an abundant number, since it is smaller than the sum of its proper divisors (587166444).

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

440374812 is a wasteful number, since it uses less digits than its factorization.

440374812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36697908 (or 36697906 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 440374812 is about 20985.1092920671. The cubic root of 440374812 is about 760.8063993752.

The spelling of 440374812 in words is "four hundred forty million, three hundred seventy-four thousand, eight hundred twelve".