44121867 has 16 divisors (see below), whose sum is σ = 59799840. Its totient is φ = 28933632.

The previous prime is 44121859. The next prime is 44121899. The reversal of 44121867 is 76812144.

44121867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44121867 - 2³ = 44121859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44121067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52809 + ... + 53637.

It is an arithmetic number, because the mean of its divisors is an integer number (3737490).

Almost surely, 2^44121867 is an apocalyptic number.

44121867 is a deficient number, since it is larger than the sum of its proper divisors (15677973).

44121867 is a wasteful number, since it uses less digits than its factorization.

44121867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102.

The product of its digits is 10752, while the sum is 33.

The square root of 44121867 is about 6642.4292995861. The cubic root of 44121867 is about 353.3604671421.

The spelling of 44121867 in words is "forty-four million, one hundred twenty-one thousand, eight hundred sixty-seven".