5272621 has 2 divisors, whose sum is σ = 5272622. Its totient is φ = 5272620.

The previous prime is 5272613. The next prime is 5272637. The reversal of 5272621 is 1262725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3759721 + 1512900 = 1939^2 + 1230^2 .

It is a cyclic number.

It is not a de Polignac number, because 5272621 - 2³ = 5272613 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5272651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2636310 + 2636311.

It is an arithmetic number, because the mean of its divisors is an integer number (2636311).

Almost surely, 2^5272621 is an apocalyptic number.

It is an amenable number.

5272621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5272621 is an equidigital number, since it uses as much as digits as its factorization.

5272621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 25.

The square root of 5272621 is about 2296.2188484550. The cubic root of 5272621 is about 174.0505974314.

The spelling of 5272621 in words is "five million, two hundred seventy-two thousand, six hundred twenty-one".