44555040 has 72 divisors (see below), whose sum is σ = 152048988. Its totient is φ = 11880960.

The previous prime is 44554999. The next prime is 44555047. The reversal of 44555040 is 4055544.

44555040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43086096 + 1468944 = 6564^2 + 1212^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44554995 and 44555013.

It is not an unprimeable number, because it can be changed into a prime (44555047) 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, 14031 + ... + 16910.

Almost surely, 2^44555040 is an apocalyptic number.

44555040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44555040 is an abundant number, since it is smaller than the sum of its proper divisors (107493948).

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

44555040 is a wasteful number, since it uses less digits than its factorization.

44555040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30962 (or 30951 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 44555040 is about 6674.9561796314. The cubic root of 44555040 is about 354.5130929760.

The spelling of 44555040 in words is "forty-four million, five hundred fifty-five thousand, forty".