164241858 has 32 divisors (see below), whose sum is σ = 359136000. Its totient is φ = 49660560.

The previous prime is 164241851. The next prime is 164241863. The reversal of 164241858 is 858142461.

It is not an unprimeable number, because it can be changed into a prime (164241851) 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 in 15 ways as a sum of consecutive naturals, for example, 30441 + ... + 35427.

It is an arithmetic number, because the mean of its divisors is an integer number (11223000).

Almost surely, 2^164241858 is an apocalyptic number.

164241858 is an abundant number, since it is smaller than the sum of its proper divisors (194894142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164241858 is a wasteful number, since it uses less digits than its factorization.

164241858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502.

The product of its digits is 61440, while the sum is 39.

The square root of 164241858 is about 12815.6879643662. The cubic root of 164241858 is about 547.6393123521.

The spelling of 164241858 in words is "one hundred sixty-four million, two hundred forty-one thousand, eight hundred fifty-eight".