76243243 has 2 divisors, whose sum is σ = 76243244. Its totient is φ = 76243242.

The previous prime is 76243241. The next prime is 76243289. The reversal of 76243243 is 34234267.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76243243 - 2¹ = 76243241 is a prime.

Together with 76243241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (76243241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38121621 + 38121622.

It is an arithmetic number, because the mean of its divisors is an integer number (38121622).

Almost surely, 2^76243243 is an apocalyptic number.

76243243 is a deficient number, since it is larger than the sum of its proper divisors (1).

76243243 is an equidigital number, since it uses as much as digits as its factorization.

76243243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 31.

The square root of 76243243 is about 8731.7376850201. The cubic root of 76243243 is about 424.0337782363.

The spelling of 76243243 in words is "seventy-six million, two hundred forty-three thousand, two hundred forty-three".