164238104 has 8 divisors (see below), whose sum is σ = 307946460. Its totient is φ = 82119048.

The previous prime is 164238103. The next prime is 164238119. The reversal of 164238104 is 401832461.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164238103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10264874 + ... + 10264889.

Almost surely, 2^164238104 is an apocalyptic number.

It is an amenable number.

164238104 is a deficient number, since it is larger than the sum of its proper divisors (143708356).

164238104 is a wasteful number, since it uses less digits than its factorization.

164238104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20529769 (or 20529765 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 164238104 is about 12815.5415024103. The cubic root of 164238104 is about 547.6351399411.

The spelling of 164238104 in words is "one hundred sixty-four million, two hundred thirty-eight thousand, one hundred four".