5778787 has 8 divisors (see below), whose sum is σ = 6642272. Its totient is φ = 4924800.

The previous prime is 5778779. The next prime is 5778821. The reversal of 5778787 is 7878775.

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 5778787 - 2³ = 5778779 is a prime.

5778787 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5778787.

It is not an unprimeable number, because it can be changed into a prime (5778737) 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 7 ways as a sum of consecutive naturals, for example, 1014 + ... + 3547.

It is an arithmetic number, because the mean of its divisors is an integer number (830284).

Almost surely, 2^5778787 is an apocalyptic number.

5778787 is a deficient number, since it is larger than the sum of its proper divisors (863485).

5778787 is a wasteful number, since it uses less digits than its factorization.

5778787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749.

The product of its digits is 768320, while the sum is 49.

The square root of 5778787 is about 2403.9107720546. The cubic root of 5778787 is about 179.4508675981.

The spelling of 5778787 in words is "five million, seven hundred seventy-eight thousand, seven hundred eighty-seven".