4999605 has 16 divisors (see below), whose sum is σ = 8615040. Its totient is φ = 2461248.

The previous prime is 4999597. The next prime is 4999613. The reversal of 4999605 is 5069994.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4999597) and next prime (4999613).

It is not a de Polignac number, because 4999605 - 2³ = 4999597 is a prime.

4999605 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12625 + ... + 13014.

It is an arithmetic number, because the mean of its divisors is an integer number (538440).

Almost surely, 2^4999605 is an apocalyptic number.

It is an amenable number.

4999605 is a deficient number, since it is larger than the sum of its proper divisors (3615435).

4999605 is a wasteful number, since it uses less digits than its factorization.

4999605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25660.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 4999605 is about 2235.9796510702. The cubic root of 4999605 is about 170.9930916124.

The spelling of 4999605 in words is "four million, nine hundred ninety-nine thousand, six hundred five".