5778397 has 4 divisors (see below), whose sum is σ = 5787900. Its totient is φ = 5768896.

The previous prime is 5778391. The next prime is 5778407. The reversal of 5778397 is 7938775.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 423801 + 5354596 = 651^2 + 2314^2 .

It is a cyclic number.

It is not a de Polignac number, because 5778397 - 2¹⁵ = 5745629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5778391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3772 + ... + 5077.

It is an arithmetic number, because the mean of its divisors is an integer number (1446975).

Almost surely, 2^5778397 is an apocalyptic number.

It is an amenable number.

5778397 is a deficient number, since it is larger than the sum of its proper divisors (9503).

5778397 is an equidigital number, since it uses as much as digits as its factorization.

5778397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9502.

The product of its digits is 370440, while the sum is 46.

The square root of 5778397 is about 2403.8296528664. The cubic root of 5778397 is about 179.4468305679.

The spelling of 5778397 in words is "five million, seven hundred seventy-eight thousand, three hundred ninety-seven".