2164633 has 2 divisors, whose sum is σ = 2164634. Its totient is φ = 2164632.

The previous prime is 2164621. The next prime is 2164639. The reversal of 2164633 is 3364612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2152089 + 12544 = 1467^2 + 112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2164633 - 2⁹ = 2164121 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 6² + 4⁵ + 6⁶ + 3⁴ + 3⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 2164598 and 2164607.

It is not a weakly prime, because it can be changed into another prime (2164639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082316 + 1082317.

It is an arithmetic number, because the mean of its divisors is an integer number (1082317).

2^2164633 is an apocalyptic number.

It is an amenable number.

2164633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2164633 is an equidigital number, since it uses as much as digits as its factorization.

2164633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 2164633 is about 1471.2691799939. The cubic root of 2164633 is about 129.3584366607.

It can be divided in two parts, 2 and 164633, that multiplied together give a triangular number (329266 = T₈₁₁).

The spelling of 2164633 in words is "two million, one hundred sixty-four thousand, six hundred thirty-three".