5251424 has 24 divisors (see below), whose sum is σ = 10389960. Its totient is φ = 2612736.

The previous prime is 5251423. The next prime is 5251457. The reversal of 5251424 is 4241525.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5251424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11912 + ... + 12344.

It is an arithmetic number, because the mean of its divisors is an integer number (432915).

Almost surely, 2^5251424 is an apocalyptic number.

It is an amenable number.

5251424 is a deficient number, since it is larger than the sum of its proper divisors (5138536).

5251424 is a wasteful number, since it uses less digits than its factorization.

5251424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822 (or 814 counting only the distinct ones).

The product of its digits is 1600, while the sum is 23.

The square root of 5251424 is about 2291.5985686852. The cubic root of 5251424 is about 173.8170446712.

Adding to 5251424 its reverse (4241525), we get a palindrome (9492949).

The spelling of 5251424 in words is "five million, two hundred fifty-one thousand, four hundred twenty-four".