44068649 has 4 divisors (see below), whose sum is σ = 44626560. Its totient is φ = 43510740.

The previous prime is 44068637. The next prime is 44068663. The reversal of 44068649 is 94686044.

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 44068649 - 2⁸ = 44068393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44064649) 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, 278837 + ... + 278994.

It is an arithmetic number, because the mean of its divisors is an integer number (11156640).

Almost surely, 2^44068649 is an apocalyptic number.

It is an amenable number.

44068649 is a deficient number, since it is larger than the sum of its proper divisors (557911).

44068649 is an equidigital number, since it uses as much as digits as its factorization.

44068649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557910.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 44068649 is about 6638.4221769936. The cubic root of 44068649 is about 353.2183403136.

The spelling of 44068649 in words is "forty-four million, sixty-eight thousand, six hundred forty-nine".