5181765 has 8 divisors (see below), whose sum is σ = 8290848. Its totient is φ = 2763600.

The previous prime is 5181733. The next prime is 5181769. The reversal of 5181765 is 5671815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5181765 - 2⁵ = 5181733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5181769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172711 + ... + 172740.

It is an arithmetic number, because the mean of its divisors is an integer number (1036356).

Almost surely, 2^5181765 is an apocalyptic number.

It is an amenable number.

5181765 is a deficient number, since it is larger than the sum of its proper divisors (3109083).

5181765 is a wasteful number, since it uses less digits than its factorization.

5181765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345459.

The product of its digits is 8400, while the sum is 33.

The square root of 5181765 is about 2276.3490505632. The cubic root of 5181765 is about 173.0450727336.

The spelling of 5181765 in words is "five million, one hundred eighty-one thousand, seven hundred sixty-five".