5778320 has 20 divisors (see below), whose sum is σ = 13434780. Its totient is φ = 2311296.

The previous prime is 5778319. The next prime is 5778329. The reversal of 5778320 is 238775.

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 4376464 = 1184^2 + 2092^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a d-powerful number, because it can be written as 5⁵ + 7 + 7⁸ + 8 + 3⁷ + 2¹³ + 0 .

It is not an unprimeable number, because it can be changed into a prime (5778329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36035 + ... + 36194.

It is an arithmetic number, because the mean of its divisors is an integer number (671739).

Almost surely, 2^5778320 is an apocalyptic number.

It is an amenable number.

5778320 is an abundant number, since it is smaller than the sum of its proper divisors (7656460).

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

5778320 is a wasteful number, since it uses less digits than its factorization.

5778320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72242 (or 72236 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 5778320 is about 2403.8136367031. The cubic root of 5778320 is about 179.4460334918.

The spelling of 5778320 in words is "five million, seven hundred seventy-eight thousand, three hundred twenty".