44397007 has 4 divisors (see below), whose sum is σ = 44570016. Its totient is φ = 44224000.

The previous prime is 44396981. The next prime is 44397019. The reversal of 44397007 is 70079344.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44397007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44397037) 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, 86119 + ... + 86632.

It is an arithmetic number, because the mean of its divisors is an integer number (11142504).

Almost surely, 2^44397007 is an apocalyptic number.

44397007 is a deficient number, since it is larger than the sum of its proper divisors (173009).

44397007 is a wasteful number, since it uses less digits than its factorization.

44397007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173008.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 44397007 is about 6663.1079084763. The cubic root of 44397007 is about 354.0934536801.

The spelling of 44397007 in words is "forty-four million, three hundred ninety-seven thousand, seven".