5370021 has 6 divisors (see below), whose sum is σ = 7756710. Its totient is φ = 3580008.

The previous prime is 5370019. The next prime is 5370041. The reversal of 5370021 is 1200735.

It can be written as a sum of positive squares in only one way, i.e., 3381921 + 1988100 = 1839^2 + 1410^2 .

It is not a de Polignac number, because 5370021 - 2¹ = 5370019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5369976 and 5370003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5370041) 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 5 ways as a sum of consecutive naturals, for example, 298326 + ... + 298343.

It is an arithmetic number, because the mean of its divisors is an integer number (1292785).

Almost surely, 2^5370021 is an apocalyptic number.

It is an amenable number.

5370021 is a deficient number, since it is larger than the sum of its proper divisors (2386689).

5370021 is a wasteful number, since it uses less digits than its factorization.

5370021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596675 (or 596672 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 5370021 is about 2317.3305763313. The cubic root of 5370021 is about 175.1157981889.

Adding to 5370021 its reverse (1200735), we get a palindrome (6570756).

The spelling of 5370021 in words is "five million, three hundred seventy thousand, twenty-one".