5806778 has 4 divisors (see below), whose sum is σ = 8710170. Its totient is φ = 2903388.

The previous prime is 5806771. The next prime is 5806781. The reversal of 5806778 is 8776085.

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

It can be written as a sum of positive squares in only one way, i.e., 5139289 + 667489 = 2267^2 + 817^2 .

It is not an unprimeable number, because it can be changed into a prime (5806771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1451693 + ... + 1451696.

Almost surely, 2^5806778 is an apocalyptic number.

5806778 is a deficient number, since it is larger than the sum of its proper divisors (2903392).

5806778 is a wasteful number, since it uses less digits than its factorization.

5806778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903391.

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 5806778 is about 2409.7257105322. The cubic root of 5806778 is about 179.7401394310.

The spelling of 5806778 in words is "five million, eight hundred six thousand, seven hundred seventy-eight".