4622939 has 2 divisors, whose sum is σ = 4622940. Its totient is φ = 4622938.

The previous prime is 4622911. The next prime is 4622941. The reversal of 4622939 is 9392264.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4622939 is a prime.

Together with 4622941, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4622899 and 4622908.

It is not a weakly prime, because it can be changed into another prime (4622539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311469 + 2311470.

It is an arithmetic number, because the mean of its divisors is an integer number (2311470).

Almost surely, 2^4622939 is an apocalyptic number.

4622939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4622939 is an equidigital number, since it uses as much as digits as its factorization.

4622939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 4622939 is about 2150.1020905994. The cubic root of 4622939 is about 166.5863404035.

The spelling of 4622939 in words is "four million, six hundred twenty-two thousand, nine hundred thirty-nine".