164394335 has 16 divisors (see below), whose sum is σ = 238718016. Its totient is φ = 106096128.

The previous prime is 164394319. The next prime is 164394337. The reversal of 164394335 is 533493461.

It is a cyclic number.

It is not a de Polignac number, because 164394335 - 2⁴ = 164394319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164394337) 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 15 ways as a sum of consecutive naturals, for example, 137552 + ... + 138741.

It is an arithmetic number, because the mean of its divisors is an integer number (14919876).

Almost surely, 2^164394335 is an apocalyptic number.

164394335 is a deficient number, since it is larger than the sum of its proper divisors (74323681).

164394335 is a wasteful number, since it uses less digits than its factorization.

164394335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276322.

The product of its digits is 116640, while the sum is 38.

The square root of 164394335 is about 12821.6354261069. The cubic root of 164394335 is about 547.8087303341.

The spelling of 164394335 in words is "one hundred sixty-four million, three hundred ninety-four thousand, three hundred thirty-five".