79244543 has 4 divisors (see below), whose sum is σ = 90565200. Its totient is φ = 67923888.

The previous prime is 79244533. The next prime is 79244549. The reversal of 79244543 is 34544297.

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 79244543 - 2⁶ = 79244479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79244497 and 79244506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79244549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5660318 + ... + 5660331.

It is an arithmetic number, because the mean of its divisors is an integer number (22641300).

Almost surely, 2^79244543 is an apocalyptic number.

79244543 is a deficient number, since it is larger than the sum of its proper divisors (11320657).

79244543 is a wasteful number, since it uses less digits than its factorization.

79244543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11320656.

The product of its digits is 120960, while the sum is 38.

The square root of 79244543 is about 8901.9404064507. The cubic root of 79244543 is about 429.5263271574.

The spelling of 79244543 in words is "seventy-nine million, two hundred forty-four thousand, five hundred forty-three".