4890605 has 18 divisors (see below), whose sum is σ = 6280974. Its totient is φ = 3655344.

The previous prime is 4890593. The next prime is 4890617. The reversal of 4890605 is 5060984.

It is an interprime number because it is at equal distance from previous prime (4890593) and next prime (4890617).

It can be written as a sum of positive squares in only one way, i.e., 3912484 + 978121 = 1978^2 + 989^2 .

It is not a de Polignac number, because 4890605 - 2⁶ = 4890541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 113714 + ... + 113756.

It is an arithmetic number, because the mean of its divisors is an integer number (348943).

Almost surely, 2^4890605 is an apocalyptic number.

It is an amenable number.

4890605 is a deficient number, since it is larger than the sum of its proper divisors (1390369).

4890605 is an equidigital number, since it uses as much as digits as its factorization.

4890605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 4890605 is about 2211.4712297473. The cubic root of 4890605 is about 169.7413020271.

The spelling of 4890605 in words is "four million, eight hundred ninety thousand, six hundred five".