4775739249 has 4 divisors (see below), whose sum is σ = 6367652336. Its totient is φ = 3183826164.

The previous prime is 4775739191. The next prime is 4775739257. The reversal of 4775739249 is 9429375774.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4775739249 - 2⁷ = 4775739121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4775739149) 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, 795956539 + ... + 795956544.

It is an arithmetic number, because the mean of its divisors is an integer number (1591913084).

Almost surely, 2^4775739249 is an apocalyptic number.

It is an amenable number.

4775739249 is a deficient number, since it is larger than the sum of its proper divisors (1591913087).

4775739249 is a wasteful number, since it uses less digits than its factorization.

4775739249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591913086.

The product of its digits is 13335840, while the sum is 57.

The square root of 4775739249 is about 69106.7236164470. The cubic root of 4775739249 is about 1684.0185415225.

The spelling of 4775739249 in words is "four billion, seven hundred seventy-five million, seven hundred thirty-nine thousand, two hundred forty-nine".