5164321 has 8 divisors (see below), whose sum is σ = 5420288. Its totient is φ = 4914000.

The previous prime is 5164303. The next prime is 5164331. The reversal of 5164321 is 1234615.

5164321 = T₁₈₅₄ + T₁₈₅₅ + T₁₈₅₆.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5164321 - 2⁷ = 5164193 is a prime.

It is a super-2 number, since 2×5164321² = 53340422782082, which contains 22 as substring.

5164321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5164292 and 5164301.

It is not an unprimeable number, because it can be changed into a prime (5164331) 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 7 ways as a sum of consecutive naturals, for example, 526 + ... + 3256.

It is an arithmetic number, because the mean of its divisors is an integer number (677536).

Almost surely, 2^5164321 is an apocalyptic number.

5164321 is the 1856-th centered triangular number.

It is an amenable number.

5164321 is a deficient number, since it is larger than the sum of its proper divisors (255967).

5164321 is a wasteful number, since it uses less digits than its factorization.

5164321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823.

The product of its digits is 720, while the sum is 22.

The square root of 5164321 is about 2272.5142463800. The cubic root of 5164321 is about 172.8506735994.

Adding to 5164321 its reverse (1234615), we get a palindrome (6398936).

The spelling of 5164321 in words is "five million, one hundred sixty-four thousand, three hundred twenty-one".