164252233 has 2 divisors, whose sum is σ = 164252234. Its totient is φ = 164252232.

The previous prime is 164252227. The next prime is 164252237. The reversal of 164252233 is 332252461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161112249 + 3139984 = 12693^2 + 1772^2 .

It is a cyclic number.

It is not a de Polignac number, because 164252233 - 2⁹ = 164251721 is a prime.

It is not a weakly prime, because it can be changed into another prime (164252237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82126116 + 82126117.

It is an arithmetic number, because the mean of its divisors is an integer number (82126117).

Almost surely, 2^164252233 is an apocalyptic number.

It is an amenable number.

164252233 is a deficient number, since it is larger than the sum of its proper divisors (1).

164252233 is an equidigital number, since it uses as much as digits as its factorization.

164252233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 164252233 is about 12816.0927353074. The cubic root of 164252233 is about 547.6508433920.

The spelling of 164252233 in words is "one hundred sixty-four million, two hundred fifty-two thousand, two hundred thirty-three".