5775978 has 16 divisors (see below), whose sum is σ = 12440736. Its totient is φ = 1777200.

The previous prime is 5775961. The next prime is 5775983. The reversal of 5775978 is 8795775.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36948 + ... + 37103.

It is an arithmetic number, because the mean of its divisors is an integer number (777546).

Almost surely, 2^5775978 is an apocalyptic number.

5775978 is an abundant number, since it is smaller than the sum of its proper divisors (6664758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5775978 is a wasteful number, since it uses less digits than its factorization.

5775978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74069.

The product of its digits is 617400, while the sum is 48.

The square root of 5775978 is about 2403.3264447428. The cubic root of 5775978 is about 179.4217865710.

It can be divided in two parts, 577 and 5978, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 5775978 in words is "five million, seven hundred seventy-five thousand, nine hundred seventy-eight".