44399807 has 2 divisors, whose sum is σ = 44399808. Its totient is φ = 44399806.

The previous prime is 44399791. The next prime is 44399809. The reversal of 44399807 is 70899344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44399807 - 2⁴ = 44399791 is a prime.

Together with 44399809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44399809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22199903 + 22199904.

It is an arithmetic number, because the mean of its divisors is an integer number (22199904).

Almost surely, 2^44399807 is an apocalyptic number.

44399807 is a deficient number, since it is larger than the sum of its proper divisors (1).

44399807 is an equidigital number, since it uses as much as digits as its factorization.

44399807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 44399807 is about 6663.3180173244. The cubic root of 44399807 is about 354.1008974313.

The spelling of 44399807 in words is "forty-four million, three hundred ninety-nine thousand, eight hundred seven".