44172349 has 4 divisors (see below), whose sum is σ = 47570236. Its totient is φ = 40774464.

The previous prime is 44172347. The next prime is 44172371. The reversal of 44172349 is 94327144.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10125124 + 34047225 = 3182^2 + 5835^2 .

It is a cyclic number.

It is not a de Polignac number, because 44172349 - 2¹ = 44172347 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 (44172347) 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, 1698924 + ... + 1698949.

It is an arithmetic number, because the mean of its divisors is an integer number (11892559).

Almost surely, 2^44172349 is an apocalyptic number.

It is an amenable number.

44172349 is a deficient number, since it is larger than the sum of its proper divisors (3397887).

44172349 is a wasteful number, since it uses less digits than its factorization.

44172349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397886.

The product of its digits is 24192, while the sum is 34.

The square root of 44172349 is about 6646.2281784483. The cubic root of 44172349 is about 353.4951814791.

It can be divided in two parts, 44172 and 349, that added together give a square (44521 = 211²).

The spelling of 44172349 in words is "forty-four million, one hundred seventy-two thousand, three hundred forty-nine".