76834243 has 4 divisors (see below), whose sum is σ = 76887000. Its totient is φ = 76781488.

The previous prime is 76834187. The next prime is 76834267. The reversal of 76834243 is 34243867.

It is a happy number.

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 76834243 - 2¹³ = 76826051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76834273) 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, 24130 + ... + 27127.

It is an arithmetic number, because the mean of its divisors is an integer number (19221750).

Almost surely, 2^76834243 is an apocalyptic number.

76834243 is a deficient number, since it is larger than the sum of its proper divisors (52757).

76834243 is a wasteful number, since it uses less digits than its factorization.

76834243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52756.

The product of its digits is 96768, while the sum is 37.

The square root of 76834243 is about 8765.5144173060. The cubic root of 76834243 is about 425.1265929690.

It can be divided in two parts, 76834 and 243, that added together give a palindrome (77077).

The spelling of 76834243 in words is "seventy-six million, eight hundred thirty-four thousand, two hundred forty-three".