4996649 has 4 divisors (see below), whose sum is σ = 5710464. Its totient is φ = 4282836.

The previous prime is 4996637. The next prime is 4996679. The reversal of 4996649 is 9466994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4996649 - 2²⁰ = 3948073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4996609) 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, 356897 + ... + 356910.

It is an arithmetic number, because the mean of its divisors is an integer number (1427616).

Almost surely, 2^4996649 is an apocalyptic number.

It is an amenable number.

4996649 is a deficient number, since it is larger than the sum of its proper divisors (713815).

4996649 is an equidigital number, since it uses as much as digits as its factorization.

4996649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713814.

The product of its digits is 419904, while the sum is 47.

The square root of 4996649 is about 2235.3185455322. The cubic root of 4996649 is about 170.9593852678.

The spelling of 4996649 in words is "four million, nine hundred ninety-six thousand, six hundred forty-nine".