4812239 has 2 divisors, whose sum is σ = 4812240. Its totient is φ = 4812238.

The previous prime is 4812209. The next prime is 4812251. The reversal of 4812239 is 9322184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4812239 - 2²⁰ = 3763663 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4812209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2406119 + 2406120.

It is an arithmetic number, because the mean of its divisors is an integer number (2406120).

Almost surely, 2^4812239 is an apocalyptic number.

4812239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4812239 is an equidigital number, since it uses as much as digits as its factorization.

4812239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 4812239 is about 2193.6816086205. The cubic root of 4812239 is about 168.8297832153.

The spelling of 4812239 in words is "four million, eight hundred twelve thousand, two hundred thirty-nine".