5421258 has 12 divisors (see below), whose sum is σ = 11746098. Its totient is φ = 1807080.

The previous prime is 5421209. The next prime is 5421263. The reversal of 5421258 is 8521245.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5349969 + 71289 = 2313^2 + 267^2 .

It is an Ulam 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 in 5 ways as a sum of consecutive naturals, for example, 150573 + ... + 150608.

Almost surely, 2^5421258 is an apocalyptic number.

5421258 is an abundant number, since it is smaller than the sum of its proper divisors (6324840).

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

5421258 is a wasteful number, since it uses less digits than its factorization.

5421258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301189 (or 301186 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 5421258 is about 2328.3595083234. The cubic root of 5421258 is about 175.6709805183.

It can be divided in two parts, 54 and 21258, that added together give a palindrome (21312).

The spelling of 5421258 in words is "five million, four hundred twenty-one thousand, two hundred fifty-eight".