4839654949 has 4 divisors (see below), whose sum is σ = 4844217420. Its totient is φ = 4835092480.

The previous prime is 4839654899. The next prime is 4839654959. The reversal of 4839654949 is 9494569384.

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 1776032449 + 3063622500 = 42143^2 + 55350^2 .

It is a cyclic number.

It is not a de Polignac number, because 4839654949 - 2¹⁵ = 4839622181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4839654959) 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, 2279644 + ... + 2281765.

It is an arithmetic number, because the mean of its divisors is an integer number (1211054355).

Almost surely, 2^4839654949 is an apocalyptic number.

It is an amenable number.

4839654949 is a deficient number, since it is larger than the sum of its proper divisors (4562471).

4839654949 is a wasteful number, since it uses less digits than its factorization.

4839654949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562470.

The product of its digits is 33592320, while the sum is 61.

The square root of 4839654949 is about 69567.6285998021. The cubic root of 4839654949 is about 1691.4979132216.

The spelling of 4839654949 in words is "four billion, eight hundred thirty-nine million, six hundred fifty-four thousand, nine hundred forty-nine".