5421252 has 12 divisors (see below), whose sum is σ = 12649616. Its totient is φ = 1807080.

The previous prime is 5421209. The next prime is 5421263. The reversal of 5421252 is 2521245.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225874 + ... + 225897.

Almost surely, 2^5421252 is an apocalyptic number.

It is an amenable number.

5421252 is an abundant number, since it is smaller than the sum of its proper divisors (7228364).

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

5421252 is a wasteful number, since it uses less digits than its factorization.

5421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451778 (or 451776 counting only the distinct ones).

The product of its digits is 800, while the sum is 21.

The square root of 5421252 is about 2328.3582198622. The cubic root of 5421252 is about 175.6709157100.

Adding to 5421252 its reverse (2521245), we get a palindrome (7942497).

The spelling of 5421252 in words is "five million, four hundred twenty-one thousand, two hundred fifty-two".