5326621 has 4 divisors (see below), whose sum is σ = 5331744. Its totient is φ = 5321500.

The previous prime is 5326609. The next prime is 5326667. The reversal of 5326621 is 1266235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1266235 = 5 ⋅253247.

It is a cyclic number.

It is not a de Polignac number, because 5326621 - 2⁷ = 5326493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5326681) 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 3 ways as a sum of consecutive naturals, for example, 385 + ... + 3286.

It is an arithmetic number, because the mean of its divisors is an integer number (1332936).

Almost surely, 2^5326621 is an apocalyptic number.

It is an amenable number.

5326621 is a deficient number, since it is larger than the sum of its proper divisors (5123).

5326621 is a wasteful number, since it uses less digits than its factorization.

5326621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5122.

The product of its digits is 2160, while the sum is 25.

The square root of 5326621 is about 2307.9473564187. The cubic root of 5326621 is about 174.6427651352.

The spelling of 5326621 in words is "five million, three hundred twenty-six thousand, six hundred twenty-one".