4966439 has 4 divisors (see below), whose sum is σ = 4982424. Its totient is φ = 4950456.

The previous prime is 4966421. The next prime is 4966441. The reversal of 4966439 is 9346694.

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 4966439 - 2¹² = 4962343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4966396 and 4966405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4966639) 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 in 3 ways as a sum of consecutive naturals, for example, 7517 + ... + 8150.

It is an arithmetic number, because the mean of its divisors is an integer number (1245606).

Almost surely, 2^4966439 is an apocalyptic number.

4966439 is a deficient number, since it is larger than the sum of its proper divisors (15985).

4966439 is a wasteful number, since it uses less digits than its factorization.

4966439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15984.

The product of its digits is 139968, while the sum is 41.

The square root of 4966439 is about 2228.5508744473. The cubic root of 4966439 is about 170.6141454360.

The spelling of 4966439 in words is "four million, nine hundred sixty-six thousand, four hundred thirty-nine".