4124639 has 2 divisors, whose sum is σ = 4124640. Its totient is φ = 4124638.

The previous prime is 4124633. The next prime is 4124647. The reversal of 4124639 is 9364214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4124639 - 2⁴ = 4124623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4124633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062319 + 2062320.

It is an arithmetic number, because the mean of its divisors is an integer number (2062320).

Almost surely, 2^4124639 is an apocalyptic number.

4124639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4124639 is an equidigital number, since it uses as much as digits as its factorization.

4124639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 4124639 is about 2030.9207271580. The cubic root of 4124639 is about 160.3720378991.

The spelling of 4124639 in words is "four million, one hundred twenty-four thousand, six hundred thirty-nine".