5618212 has 12 divisors (see below), whose sum is σ = 10017756. Its totient is φ = 2756000.

The previous prime is 5618209. The next prime is 5618219. The reversal of 5618212 is 2128165.

It can be written as a sum of positive squares in 2 ways, for example, as 3006756 + 2611456 = 1734^2 + 1616^2 .

It is not an unprimeable number, because it can be changed into a prime (5618219) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13039 + ... + 13462.

It is an arithmetic number, because the mean of its divisors is an integer number (834813).

Almost surely, 2^5618212 is an apocalyptic number.

It is an amenable number.

5618212 is a deficient number, since it is larger than the sum of its proper divisors (4399544).

5618212 is a wasteful number, since it uses less digits than its factorization.

5618212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26558 (or 26556 counting only the distinct ones).

The product of its digits is 960, while the sum is 25.

The square root of 5618212 is about 2370.2767770874. The cubic root of 5618212 is about 177.7730980828.

It can be divided in two parts, 5618 and 212, that multiplied together give a cube (1191016 = 106³).

The spelling of 5618212 in words is "five million, six hundred eighteen thousand, two hundred twelve".