164336633 has 4 divisors (see below), whose sum is σ = 171481728. Its totient is φ = 157191540.

The previous prime is 164336593. The next prime is 164336659. The reversal of 164336633 is 336633461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164336633 - 2²⁴ = 147559417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164336593 and 164336602.

It is not an unprimeable number, because it can be changed into a prime (164336663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3572513 + ... + 3572558.

It is an arithmetic number, because the mean of its divisors is an integer number (42870432).

Almost surely, 2^164336633 is an apocalyptic number.

It is an amenable number.

164336633 is a deficient number, since it is larger than the sum of its proper divisors (7145095).

164336633 is an equidigital number, since it uses as much as digits as its factorization.

164336633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7145094.

The product of its digits is 69984, while the sum is 35.

The square root of 164336633 is about 12819.3850476534. The cubic root of 164336633 is about 547.7446296695.

The spelling of 164336633 in words is "one hundred sixty-four million, three hundred thirty-six thousand, six hundred thirty-three".