4947769 has 4 divisors (see below), whose sum is σ = 4953600. Its totient is φ = 4941940.

The previous prime is 4947763. The next prime is 4947779. The reversal of 4947769 is 9677494.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4947769 - 2¹³ = 4939577 is a prime.

It is a super-2 number, since 2×4947769² = 48960836154722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4947763) 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, 1369 + ... + 3430.

It is an arithmetic number, because the mean of its divisors is an integer number (1238400).

Almost surely, 2^4947769 is an apocalyptic number.

It is an amenable number.

4947769 is a deficient number, since it is larger than the sum of its proper divisors (5831).

4947769 is a wasteful number, since it uses less digits than its factorization.

4947769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830.

The product of its digits is 381024, while the sum is 46.

The square root of 4947769 is about 2224.3581096577. The cubic root of 4947769 is about 170.4000842168.

The spelling of 4947769 in words is "four million, nine hundred forty-seven thousand, seven hundred sixty-nine".