5778780 has 48 divisors (see below), whose sum is σ = 18493440. Its totient is φ = 1320768.

The previous prime is 5778779. The next prime is 5778821. The reversal of 5778780 is 878775.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6460 + ... + 7299.

It is an arithmetic number, because the mean of its divisors is an integer number (385280).

Almost surely, 2^5778780 is an apocalyptic number.

It is an amenable number.

5778780 is an abundant number, since it is smaller than the sum of its proper divisors (12714660).

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

5778780 is a wasteful number, since it uses less digits than its factorization.

5778780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13778 (or 13776 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 42.

The square root of 5778780 is about 2403.9093160933. The cubic root of 5778780 is about 179.4507951402.

The spelling of 5778780 in words is "five million, seven hundred seventy-eight thousand, seven hundred eighty".