44293973 has 4 divisors (see below), whose sum is σ = 44313900. Its totient is φ = 44274048.

The previous prime is 44293969. The next prime is 44293979. The reversal of 44293973 is 37939244.

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 21464689 + 22829284 = 4633^2 + 4778^2 .

It is a cyclic number.

It is not a de Polignac number, because 44293973 - 2² = 44293969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44293973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44293979) 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, 6140 + ... + 11237.

It is an arithmetic number, because the mean of its divisors is an integer number (11078475).

Almost surely, 2^44293973 is an apocalyptic number.

It is an amenable number.

44293973 is a deficient number, since it is larger than the sum of its proper divisors (19927).

44293973 is a wasteful number, since it uses less digits than its factorization.

44293973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19926.

The product of its digits is 163296, while the sum is 41.

The square root of 44293973 is about 6655.3717401810. The cubic root of 44293973 is about 353.8193216542.

The spelling of 44293973 in words is "forty-four million, two hundred ninety-three thousand, nine hundred seventy-three".