44416538 has 4 divisors (see below), whose sum is σ = 66624810. Its totient is φ = 22208268.

The previous prime is 44416531. The next prime is 44416553. The reversal of 44416538 is 83561444.

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., 29953729 + 14462809 = 5473^2 + 3803^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44416498 and 44416507.

It is not an unprimeable number, because it can be changed into a prime (44416531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11104133 + ... + 11104136.

Almost surely, 2^44416538 is an apocalyptic number.

44416538 is a deficient number, since it is larger than the sum of its proper divisors (22208272).

44416538 is a wasteful number, since it uses less digits than its factorization.

44416538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22208271.

The product of its digits is 46080, while the sum is 35.

The square root of 44416538 is about 6664.5733546867. The cubic root of 44416538 is about 354.1453699828.

The spelling of 44416538 in words is "forty-four million, four hundred sixteen thousand, five hundred thirty-eight".