44454618 has 24 divisors (see below), whose sum is σ = 103727988. Its totient is φ = 13678272.

The previous prime is 44454601. The next prime is 44454629. The reversal of 44454618 is 81645444.

It is a happy number.

44454618 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 44395569 + 59049 = 6663^2 + 243^2 .

It is an unprimeable number.

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, 94755 + ... + 95222.

Almost surely, 2^44454618 is an apocalyptic number.

44454618 is an abundant number, since it is smaller than the sum of its proper divisors (59273370).

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

44454618 is a wasteful number, since it uses less digits than its factorization.

44454618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189998 (or 189995 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 44454618 is about 6667.4296396737. The cubic root of 44454618 is about 354.2465485389.

The spelling of 44454618 in words is "forty-four million, four hundred fifty-four thousand, six hundred eighteen".