5386921 has 2 divisors, whose sum is σ = 5386922. Its totient is φ = 5386920.

The previous prime is 5386891. The next prime is 5386951. The reversal of 5386921 is 1296835.

It is a balanced prime because it is at equal distance from previous prime (5386891) and next prime (5386951).

It can be written as a sum of positive squares in only one way, i.e., 3920400 + 1466521 = 1980^2 + 1211^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5386921 is a prime.

It is not a weakly prime, because it can be changed into another prime (5386951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2693460 + 2693461.

It is an arithmetic number, because the mean of its divisors is an integer number (2693461).

Almost surely, 2^5386921 is an apocalyptic number.

It is an amenable number.

5386921 is a deficient number, since it is larger than the sum of its proper divisors (1).

5386921 is an equidigital number, since it uses as much as digits as its factorization.

5386921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 5386921 is about 2320.9741489297. The cubic root of 5386921 is about 175.2993081998.

The spelling of 5386921 in words is "five million, three hundred eighty-six thousand, nine hundred twenty-one".