5178785 has 8 divisors (see below), whose sum is σ = 6289920. Its totient is φ = 4092784.

The previous prime is 5178781. The next prime is 5178787. The reversal of 5178785 is 5878715.

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

It is a cyclic number.

It is not a de Polignac number, because 5178785 - 2² = 5178781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5178781) 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, 5825 + ... + 6654.

It is an arithmetic number, because the mean of its divisors is an integer number (786240).

Almost surely, 2^5178785 is an apocalyptic number.

It is an amenable number.

5178785 is a deficient number, since it is larger than the sum of its proper divisors (1111135).

5178785 is a wasteful number, since it uses less digits than its factorization.

5178785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12567.

The product of its digits is 78400, while the sum is 41.

The square root of 5178785 is about 2275.6943995185. The cubic root of 5178785 is about 173.0118940000.

The spelling of 5178785 in words is "five million, one hundred seventy-eight thousand, seven hundred eighty-five".