44121607 has 4 divisors (see below), whose sum is σ = 44147536. Its totient is φ = 44095680.

The previous prime is 44121593. The next prime is 44121611. The reversal of 44121607 is 70612144.

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

It is a cyclic number.

It is not a de Polignac number, because 44121607 - 2⁷ = 44121479 is a prime.

44121607 is a repfigit number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121697) 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, 10218 + ... + 13879.

It is an arithmetic number, because the mean of its divisors is an integer number (11036884).

Almost surely, 2^44121607 is an apocalyptic number.

44121607 is a deficient number, since it is larger than the sum of its proper divisors (25929).

44121607 is a wasteful number, since it uses less digits than its factorization.

44121607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25928.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 44121607 is about 6642.4097284043. The cubic root of 44121607 is about 353.3597730502.

The spelling of 44121607 in words is "forty-four million, one hundred twenty-one thousand, six hundred seven".