5657219 has 4 divisors (see below), whose sum is σ = 5674344. Its totient is φ = 5640096.

The previous prime is 5657207. The next prime is 5657251. The reversal of 5657219 is 9127565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9127565 = 5 ⋅1825513.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5657219 is a prime.

It is a super-2 number, since 2×5657219² = 64008253627922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5657299) 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, 8057 + ... + 8730.

It is an arithmetic number, because the mean of its divisors is an integer number (1418586).

Almost surely, 2^5657219 is an apocalyptic number.

5657219 is a deficient number, since it is larger than the sum of its proper divisors (17125).

5657219 is a wasteful number, since it uses less digits than its factorization.

5657219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17124.

The product of its digits is 18900, while the sum is 35.

The square root of 5657219 is about 2378.4909081180. The cubic root of 5657219 is about 178.1835731861.

It can be divided in two parts, 56 and 57219, that added together give a palindrome (57275).

The spelling of 5657219 in words is "five million, six hundred fifty-seven thousand, two hundred nineteen".