5258421 has 48 divisors (see below), whose sum is σ = 9584640. Its totient is φ = 2708640.

The previous prime is 5258419. The next prime is 5258431. The reversal of 5258421 is 1248525.

It is a happy number.

It is not a de Polignac number, because 5258421 - 2¹ = 5258419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5258431) 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 47 ways as a sum of consecutive naturals, for example, 27436 + ... + 27626.

It is an arithmetic number, because the mean of its divisors is an integer number (199680).

Almost surely, 2^5258421 is an apocalyptic number.

It is an amenable number.

5258421 is a deficient number, since it is larger than the sum of its proper divisors (4326219).

5258421 is a wasteful number, since it uses less digits than its factorization.

5258421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 243 counting only the distinct ones).

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

The square root of 5258421 is about 2293.1247240392. The cubic root of 5258421 is about 173.8942083832.

The spelling of 5258421 in words is "five million, two hundred fifty-eight thousand, four hundred twenty-one".