44729738 has 4 divisors (see below), whose sum is σ = 67094610. Its totient is φ = 22364868.

The previous prime is 44729731. The next prime is 44729747. The reversal of 44729738 is 83792744.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28270489 + 16459249 = 5317^2 + 4057^2 .

It is not an unprimeable number, because it can be changed into a prime (44729731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11182433 + ... + 11182436.

Almost surely, 2^44729738 is an apocalyptic number.

44729738 is a deficient number, since it is larger than the sum of its proper divisors (22364872).

44729738 is a wasteful number, since it uses less digits than its factorization.

44729738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22364871.

The product of its digits is 338688, while the sum is 44.

The square root of 44729738 is about 6688.0294556768. The cubic root of 44729738 is about 354.9758311920.

The spelling of 44729738 in words is "forty-four million, seven hundred twenty-nine thousand, seven hundred thirty-eight".