44446140 has 36 divisors (see below), whose sum is σ = 134820504. Its totient is φ = 11852256.

The previous prime is 44446099. The next prime is 44446141. The reversal of 44446140 is 4164444.

44446140 is a `hidden beast` number, since 4 + 4 + 44 + 614 + 0 = 666.

44446140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44446141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123282 + ... + 123641.

It is an arithmetic number, because the mean of its divisors is an integer number (3745014).

Almost surely, 2^44446140 is an apocalyptic number.

It is an amenable number.

44446140 is an abundant number, since it is smaller than the sum of its proper divisors (90374364).

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

44446140 is a wasteful number, since it uses less digits than its factorization.

44446140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246938 (or 246933 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 44446140 is about 6666.7938321205. The cubic root of 44446140 is about 354.2240274952.

The spelling of 44446140 in words is "forty-four million, four hundred forty-six thousand, one hundred forty".