5161784 has 16 divisors (see below), whose sum is σ = 9744720. Its totient is φ = 2563200.

The previous prime is 5161703. The next prime is 5161789. The reversal of 5161784 is 4871615.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5161784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929 + ... + 3344.

It is an arithmetic number, because the mean of its divisors is an integer number (609045).

Almost surely, 2^5161784 is an apocalyptic number.

It is an amenable number.

5161784 is a deficient number, since it is larger than the sum of its proper divisors (4582936).

5161784 is a wasteful number, since it uses less digits than its factorization.

5161784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430 (or 4426 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 5161784 is about 2271.9559854892. The cubic root of 5161784 is about 172.8223643608.

The spelling of 5161784 in words is "five million, one hundred sixty-one thousand, seven hundred eighty-four".