5778261 has 12 divisors (see below), whose sum is σ = 8785920. Its totient is φ = 3649320.

The previous prime is 5778259. The next prime is 5778263. The reversal of 5778261 is 1628775.

5778261 is a `hidden beast` number, since 577 + 82 + 6 + 1 = 666.

5778261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5778259) and next prime (5778263).

It is not a de Polignac number, because 5778261 - 2¹ = 5778259 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5778263) 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 11 ways as a sum of consecutive naturals, for example, 16725 + ... + 17066.

It is an arithmetic number, because the mean of its divisors is an integer number (732160).

Almost surely, 2^5778261 is an apocalyptic number.

It is an amenable number.

5778261 is a deficient number, since it is larger than the sum of its proper divisors (3007659).

5778261 is a wasteful number, since it uses less digits than its factorization.

5778261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33816 (or 33813 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 5778261 is about 2403.8013645058. The cubic root of 5778261 is about 179.4454227403.

The spelling of 5778261 in words is "five million, seven hundred seventy-eight thousand, two hundred sixty-one".