164133633 has 8 divisors (see below), whose sum is σ = 222974208. Its totient is φ = 107357744.

The previous prime is 164133601. The next prime is 164133637. The reversal of 164133633 is 336331461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164133633 - 2⁵ = 164133601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164133633.

It is not an unprimeable number, because it can be changed into a prime (164133637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515985 + ... + 516302.

It is an arithmetic number, because the mean of its divisors is an integer number (27871776).

Almost surely, 2^164133633 is an apocalyptic number.

It is an amenable number.

164133633 is a deficient number, since it is larger than the sum of its proper divisors (58840575).

164133633 is a wasteful number, since it uses less digits than its factorization.

164133633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032343.

The product of its digits is 11664, while the sum is 30.

The square root of 164133633 is about 12811.4649045298. The cubic root of 164133633 is about 547.5189993615.

The spelling of 164133633 in words is "one hundred sixty-four million, one hundred thirty-three thousand, six hundred thirty-three".