4990505 has 8 divisors (see below), whose sum is σ = 6449352. Its totient is φ = 3685248.

The previous prime is 4990501. The next prime is 4990529. The reversal of 4990505 is 5050994.

It can be written as a sum of positive squares in 4 ways, for example, as 30976 + 4959529 = 176^2 + 2227^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4990505 - 2² = 4990501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4990501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38324 + ... + 38453.

It is an arithmetic number, because the mean of its divisors is an integer number (806169).

Almost surely, 2^4990505 is an apocalyptic number.

It is an amenable number.

4990505 is a deficient number, since it is larger than the sum of its proper divisors (1458847).

4990505 is a wasteful number, since it uses less digits than its factorization.

4990505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76795.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 4990505 is about 2233.9438220331. The cubic root of 4990505 is about 170.8892846010.

The spelling of 4990505 in words is "four million, nine hundred ninety thousand, five hundred five".