4864573949 has 4 divisors (see below), whose sum is σ = 4885816860. Its totient is φ = 4843331040.

The previous prime is 4864573939. The next prime is 4864573957. The reversal of 4864573949 is 9493754684.

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 2920645849 + 1943928100 = 54043^2 + 44090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4864573949 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 (4864573939) 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, 10621112 + ... + 10621569.

It is an arithmetic number, because the mean of its divisors is an integer number (1221454215).

Almost surely, 2^4864573949 is an apocalyptic number.

It is an amenable number.

4864573949 is a deficient number, since it is larger than the sum of its proper divisors (21242911).

4864573949 is a wasteful number, since it uses less digits than its factorization.

4864573949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21242910.

The product of its digits is 26127360, while the sum is 59.

The square root of 4864573949 is about 69746.4977543676. The cubic root of 4864573949 is about 1694.3960743569.

The spelling of 4864573949 in words is "four billion, eight hundred sixty-four million, five hundred seventy-three thousand, nine hundred forty-nine".