5121324 has 72 divisors (see below), whose sum is σ = 14431872. Its totient is φ = 1520640.

The previous prime is 5121323. The next prime is 5121329. The reversal of 5121324 is 4231215.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5121297 and 5121306.

It is not an unprimeable number, because it can be changed into a prime (5121323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14332 + ... + 14684.

Almost surely, 2^5121324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5121324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7215936).

5121324 is an abundant number, since it is smaller than the sum of its proper divisors (9310548).

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

5121324 is a wasteful number, since it uses less digits than its factorization.

5121324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 402 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 5121324 is about 2263.0342463162. The cubic root of 5121324 is about 172.3696305447.

Adding to 5121324 its reverse (4231215), we get a palindrome (9352539).

It can be divided in two parts, 5121 and 324, that added together give a palindrome (5445).

The spelling of 5121324 in words is "five million, one hundred twenty-one thousand, three hundred twenty-four".