44121416 has 8 divisors (see below), whose sum is σ = 82727670. Its totient is φ = 22060704.

The previous prime is 44121403. The next prime is 44121431. The reversal of 44121416 is 61412144.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29268100 + 14853316 = 5410^2 + 3854^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 44121391 and 44121400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757581 + ... + 2757596.

Almost surely, 2^44121416 is an apocalyptic number.

It is an amenable number.

44121416 is a deficient number, since it is larger than the sum of its proper divisors (38606254).

44121416 is a wasteful number, since it uses less digits than its factorization.

44121416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515183 (or 5515179 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 44121416 is about 6642.3953510763. The cubic root of 44121416 is about 353.3592631578.

The spelling of 44121416 in words is "forty-four million, one hundred twenty-one thousand, four hundred sixteen".