164041404 has 12 divisors (see below), whose sum is σ = 382763304. Its totient is φ = 54680464.

The previous prime is 164041399. The next prime is 164041441. The reversal of 164041404 is 404140461.

164041404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6835047 + ... + 6835070.

It is an arithmetic number, because the mean of its divisors is an integer number (31896942).

Almost surely, 2^164041404 is an apocalyptic number.

It is an amenable number.

164041404 is an abundant number, since it is smaller than the sum of its proper divisors (218721900).

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

164041404 is a wasteful number, since it uses less digits than its factorization.

164041404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13670124 (or 13670122 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 164041404 is about 12807.8649274577. The cubic root of 164041404 is about 547.4164272679.

Adding to 164041404 its reverse (404140461), we get a palindrome (568181865).

The spelling of 164041404 in words is "one hundred sixty-four million, forty-one thousand, four hundred four".