5326421 has 2 divisors, whose sum is σ = 5326422. Its totient is φ = 5326420.

The previous prime is 5326411. The next prime is 5326427. The reversal of 5326421 is 1246235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4622500 + 703921 = 2150^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 5326421 - 2¹⁴ = 5310037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5326427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2663210 + 2663211.

It is an arithmetic number, because the mean of its divisors is an integer number (2663211).

Almost surely, 2^5326421 is an apocalyptic number.

It is an amenable number.

5326421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5326421 is an equidigital number, since it uses as much as digits as its factorization.

5326421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 5326421 is about 2307.9040274673. The cubic root of 5326421 is about 174.6405793223.

The spelling of 5326421 in words is "five million, three hundred twenty-six thousand, four hundred twenty-one".