164906841 has 16 divisors (see below), whose sum is σ = 242244288. Its totient is φ = 98952000.

The previous prime is 164906831. The next prime is 164906843. The reversal of 164906841 is 148609461.

164906841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164906841 - 2⁵ = 164906809 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164906841.

It is not an unprimeable number, because it can be changed into a prime (164906843) 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, 21406 + ... + 28071.

It is an arithmetic number, because the mean of its divisors is an integer number (15140268).

Almost surely, 2^164906841 is an apocalyptic number.

164906841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

164906841 is a deficient number, since it is larger than the sum of its proper divisors (77337447).

164906841 is a wasteful number, since it uses less digits than its factorization.

164906841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49592.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 164906841 is about 12841.6058575242. The cubic root of 164906841 is about 548.3774117511.

The spelling of 164906841 in words is "one hundred sixty-four million, nine hundred six thousand, eight hundred forty-one".