2832211621 has 2 divisors, whose sum is σ = 2832211622. Its totient is φ = 2832211620.

The previous prime is 2832211609. The next prime is 2832211663. The reversal of 2832211621 is 1261122382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2639390625 + 192820996 = 51375^2 + 13886^2 .

It is a cyclic number.

It is not a de Polignac number, because 2832211621 - 2²⁵ = 2798657189 is a prime.

It is a super-2 number, since 2×2832211621² = 16042845332254895282, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2832211621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2832211121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1416105810 + 1416105811.

It is an arithmetic number, because the mean of its divisors is an integer number (1416105811).

Almost surely, 2^2832211621 is an apocalyptic number.

It is an amenable number.

2832211621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2832211621 is an equidigital number, since it uses as much as digits as its factorization.

2832211621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 28.

The square root of 2832211621 is about 53218.5270465089. The cubic root of 2832211621 is about 1414.8440306389.

The spelling of 2832211621 in words is "two billion, eight hundred thirty-two million, two hundred eleven thousand, six hundred twenty-one".