5421012 has 24 divisors (see below), whose sum is σ = 12714912. Its totient is φ = 1797600.

The previous prime is 5421007. The next prime is 5421019. The reversal of 5421012 is 2101245.

It is a super-2 number, since 2×5421012² = 58774742208288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5420982 and 5421000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462 + ... + 3602.

It is an arithmetic number, because the mean of its divisors is an integer number (529788).

Almost surely, 2^5421012 is an apocalyptic number.

It is an amenable number.

5421012 is an abundant number, since it is smaller than the sum of its proper divisors (7293900).

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

5421012 is a wasteful number, since it uses less digits than its factorization.

5421012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359 (or 2357 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 5421012 is about 2328.3066808305. The cubic root of 5421012 is about 175.6683233420.

Adding to 5421012 its reverse (2101245), we get a palindrome (7522257).

The spelling of 5421012 in words is "five million, four hundred twenty-one thousand, twelve".