5781219 has 4 divisors (see below), whose sum is σ = 7708296. Its totient is φ = 3854144.

The previous prime is 5781169. The next prime is 5781239. The reversal of 5781219 is 9121875.

5781219 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5781219 - 2⁷ = 5781091 is a prime.

It is a super-2 number, since 2×5781219² = 66844986251922, which contains 22 as substring.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 5781219.

It is not an unprimeable number, because it can be changed into a prime (5781239) 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, 963534 + ... + 963539.

It is an arithmetic number, because the mean of its divisors is an integer number (1927074).

Almost surely, 2^5781219 is an apocalyptic number.

5781219 is a deficient number, since it is larger than the sum of its proper divisors (1927077).

5781219 is a wasteful number, since it uses less digits than its factorization.

5781219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927076.

The product of its digits is 5040, while the sum is 33.

The square root of 5781219 is about 2404.4165612472. The cubic root of 5781219 is about 179.4760380074.

The spelling of 5781219 in words is "five million, seven hundred eighty-one thousand, two hundred nineteen".