4949786 has 8 divisors (see below), whose sum is σ = 7625460. Its totient is φ = 2407968.

The previous prime is 4949779. The next prime is 4949797. The reversal of 4949786 is 6879494.

It can be written as a sum of positive squares in 2 ways, for example, as 4774225 + 175561 = 2185^2 + 419^2 .

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4949786.

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 3 ways as a sum of consecutive naturals, for example, 33371 + ... + 33518.

Almost surely, 2^4949786 is an apocalyptic number.

4949786 is a deficient number, since it is larger than the sum of its proper divisors (2675674).

4949786 is a wasteful number, since it uses less digits than its factorization.

4949786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66928.

The product of its digits is 435456, while the sum is 47.

The square root of 4949786 is about 2224.8114526854. The cubic root of 4949786 is about 170.4232360843.

The spelling of 4949786 in words is "four million, nine hundred forty-nine thousand, seven hundred eighty-six".