4777745 has 12 divisors (see below), whose sum is σ = 6669684. Its totient is φ = 3276000.

The previous prime is 4777739. The next prime is 4777769. The reversal of 4777745 is 5477774.

It can be written as a sum of positive squares in 2 ways, for example, as 2140369 + 2637376 = 1463^2 + 1624^2 .

It is not a de Polignac number, because 4777745 - 2⁶ = 4777681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9506 + ... + 9995.

It is an arithmetic number, because the mean of its divisors is an integer number (555807).

Almost surely, 2^4777745 is an apocalyptic number.

It is an amenable number.

4777745 is a deficient number, since it is larger than the sum of its proper divisors (1891939).

4777745 is a wasteful number, since it uses less digits than its factorization.

4777745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19520 (or 19513 counting only the distinct ones).

The product of its digits is 192080, while the sum is 41.

The square root of 4777745 is about 2185.8053435748. The cubic root of 4777745 is about 168.4254264129.

The spelling of 4777745 in words is "four million, seven hundred seventy-seven thousand, seven hundred forty-five".