5421212 has 6 divisors (see below), whose sum is σ = 9487128. Its totient is φ = 2710604.

The previous prime is 5421209. The next prime is 5421263. The reversal of 5421212 is 2121245.

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 as a sum of consecutive naturals, namely, 677648 + ... + 677655.

It is an arithmetic number, because the mean of its divisors is an integer number (1581188).

Almost surely, 2^5421212 is an apocalyptic number.

It is an amenable number.

5421212 is a deficient number, since it is larger than the sum of its proper divisors (4065916).

5421212 is a wasteful number, since it uses less digits than its factorization.

5421212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355307 (or 1355305 counting only the distinct ones).

The product of its digits is 160, while the sum is 17.

The square root of 5421212 is about 2328.3496301028. The cubic root of 5421212 is about 175.6704836540.

Adding to 5421212 its reverse (2121245), we get a palindrome (7542457).

The spelling of 5421212 in words is "five million, four hundred twenty-one thousand, two hundred twelve".