44664534 has 40 divisors (see below), whose sum is σ = 101799720. Its totient is φ = 14632704.

The previous prime is 44664527. The next prime is 44664563. The reversal of 44664534 is 43546644.

44664534 is a `hidden beast` number, since 4 + 4 + 6 + 645 + 3 + 4 = 666.

44664534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 19 ways as a sum of consecutive naturals, for example, 7222 + ... + 11894.

It is an arithmetic number, because the mean of its divisors is an integer number (2544993).

Almost surely, 2^44664534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44664534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50899860).

44664534 is an abundant number, since it is smaller than the sum of its proper divisors (57135186).

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

44664534 is a wasteful number, since it uses less digits than its factorization.

44664534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4746 (or 4737 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 44664534 is about 6683.1529983983. The cubic root of 44664534 is about 354.8032606899.

It can be divided in two parts, 446 and 64534, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 44664534 in words is "forty-four million, six hundred sixty-four thousand, five hundred thirty-four".