4949513 has 4 divisors (see below), whose sum is σ = 4993428. Its totient is φ = 4905600.

The previous prime is 4949501. The next prime is 4949521. The reversal of 4949513 is 3159494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1056784 + 3892729 = 1028^2 + 1973^2 .

It is a cyclic number.

It is not a de Polignac number, because 4949513 - 2⁶ = 4949449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4949213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21788 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (1248357).

Almost surely, 2^4949513 is an apocalyptic number.

It is an amenable number.

4949513 is a deficient number, since it is larger than the sum of its proper divisors (43915).

4949513 is a wasteful number, since it uses less digits than its factorization.

4949513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43914.

The product of its digits is 19440, while the sum is 35.

The square root of 4949513 is about 2224.7500983257. The cubic root of 4949513 is about 170.4201028580.

The spelling of 4949513 in words is "four million, nine hundred forty-nine thousand, five hundred thirteen".