32621 has 2 divisors, whose sum is σ = 32622. Its totient is φ = 32620.

The previous prime is 32611. The next prime is 32633. The reversal of 32621 is 12623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28900 + 3721 = 170^2 + 61^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32621 is a prime.

It is a plaindrome in base 11.

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 32596 and 32605.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 32621.

It is not a weakly prime, because it can be changed into another prime (32611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16310 + 16311.

It is an arithmetic number, because the mean of its divisors is an integer number (16311).

2³²⁶²¹ is an apocalyptic number.

It is an amenable number.

32621 is a deficient number, since it is larger than the sum of its proper divisors (1).

32621 is an equidigital number, since it uses as much as digits as its factorization.

32621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 14.

The square root of 32621 is about 180.6128456118. The cubic root of 32621 is about 31.9520767033.

The spelling of 32621 in words is "thirty-two thousand, six hundred twenty-one".