44775072 has 96 divisors (see below), whose sum is σ = 135172800. Its totient is φ = 14402304.

The previous prime is 44775053. The next prime is 44775091. The reversal of 44775072 is 27057744.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (44775053) and next prime (44775091).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24163 + ... + 25949.

It is an arithmetic number, because the mean of its divisors is an integer number (1408050).

Almost surely, 2^44775072 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 44775072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67586400).

44775072 is an abundant number, since it is smaller than the sum of its proper divisors (90397728).

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

44775072 is a wasteful number, since it uses less digits than its factorization.

44775072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835 (or 1821 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 44775072 is about 6691.4177869866. The cubic root of 44775072 is about 355.0957144545.

The spelling of 44775072 in words is "forty-four million, seven hundred seventy-five thousand, seventy-two".