4939815 has 8 divisors (see below), whose sum is σ = 7903728. Its totient is φ = 2634560.

The previous prime is 4939813. The next prime is 4939817. The reversal of 4939815 is 5189394.

It is an interprime number because it is at equal distance from previous prime (4939813) and next prime (4939817).

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

It is not a de Polignac number, because 4939815 - 2¹ = 4939813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4939813) 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, 164646 + ... + 164675.

It is an arithmetic number, because the mean of its divisors is an integer number (987966).

Almost surely, 2^4939815 is an apocalyptic number.

4939815 is a deficient number, since it is larger than the sum of its proper divisors (2963913).

4939815 is a wasteful number, since it uses less digits than its factorization.

4939815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329329.

The product of its digits is 38880, while the sum is 39.

The square root of 4939815 is about 2222.5694589821. The cubic root of 4939815 is about 170.3087239014.

The spelling of 4939815 in words is "four million, nine hundred thirty-nine thousand, eight hundred fifteen".