44661538 has 8 divisors (see below), whose sum is σ = 69905088. Its totient is φ = 21359844.

The previous prime is 44661527. The next prime is 44661557. The reversal of 44661538 is 83516644.

It is a happy number.

44661538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44661497 and 44661506.

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 3 ways as a sum of consecutive naturals, for example, 485406 + ... + 485497.

It is an arithmetic number, because the mean of its divisors is an integer number (8738136).

Almost surely, 2^44661538 is an apocalyptic number.

44661538 is a deficient number, since it is larger than the sum of its proper divisors (25243550).

44661538 is a wasteful number, since it uses less digits than its factorization.

44661538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970928.

The product of its digits is 69120, while the sum is 37.

The square root of 44661538 is about 6682.9288489404. The cubic root of 44661538 is about 354.7953273683.

The spelling of 44661538 in words is "forty-four million, six hundred sixty-one thousand, five hundred thirty-eight".