45775744 has 64 divisors (see below), whose sum is σ = 106536960. Its totient is φ = 19183104.

The previous prime is 45775711. The next prime is 45775783. The reversal of 45775744 is 44757754.

45775744 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 (64).

It is a self number, because there is not a number n which added to its sum of digits gives 45775744.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 41569 + ... + 42655.

It is an arithmetic number, because the mean of its divisors is an integer number (1664640).

Almost surely, 2^45775744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45775744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53268480).

45775744 is an abundant number, since it is smaller than the sum of its proper divisors (60761216).

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

45775744 is a wasteful number, since it uses less digits than its factorization.

45775744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1143 counting only the distinct ones).

The product of its digits is 548800, while the sum is 43.

The square root of 45775744 is about 6765.7774128329. Note that the first 3 decimals coincide. The cubic root of 45775744 is about 357.7215774738.

The spelling of 45775744 in words is "forty-five million, seven hundred seventy-five thousand, seven hundred forty-four".