44016649 has 4 divisors (see below), whose sum is σ = 45040336. Its totient is φ = 42992964.

The previous prime is 44016619. The next prime is 44016653. The reversal of 44016649 is 94661044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44016649 - 2⁵ = 44016617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44016619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511779 + ... + 511864.

It is an arithmetic number, because the mean of its divisors is an integer number (11260084).

Almost surely, 2^44016649 is an apocalyptic number.

It is an amenable number.

44016649 is a deficient number, since it is larger than the sum of its proper divisors (1023687).

44016649 is a wasteful number, since it uses less digits than its factorization.

44016649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023686.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 44016649 is about 6634.5044276118. The cubic root of 44016649 is about 353.0793557732.

The spelling of 44016649 in words is "forty-four million, sixteen thousand, six hundred forty-nine".