164338929 has 16 divisors (see below), whose sum is σ = 243883200. Its totient is φ = 109371168.

The previous prime is 164338927. The next prime is 164338957. The reversal of 164338929 is 929833461.

It is a happy number.

It is not a de Polignac number, because 164338929 - 2¹ = 164338927 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164338927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11797 + ... + 21629.

It is an arithmetic number, because the mean of its divisors is an integer number (15242700).

Almost surely, 2^164338929 is an apocalyptic number.

It is an amenable number.

164338929 is a deficient number, since it is larger than the sum of its proper divisors (79544271).

164338929 is an equidigital number, since it uses as much as digits as its factorization.

164338929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10461 (or 10455 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 164338929 is about 12819.4745992182. The cubic root of 164338929 is about 547.7471805632.

The spelling of 164338929 in words is "one hundred sixty-four million, three hundred thirty-eight thousand, nine hundred twenty-nine".