164995194 has 32 divisors (see below), whose sum is σ = 406143360. Its totient is φ = 43515072.

The previous prime is 164995189. The next prime is 164995241. The reversal of 164995194 is 491599461.

It is a happy number.

164995194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150549 + ... + 151640.

It is an arithmetic number, because the mean of its divisors is an integer number (12691980).

Almost surely, 2^164995194 is an apocalyptic number.

164995194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164995194 is an abundant number, since it is smaller than the sum of its proper divisors (241148166).

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

164995194 is a wasteful number, since it uses less digits than its factorization.

164995194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302214.

The product of its digits is 349920, while the sum is 48.

The square root of 164995194 is about 12845.0455040066. The cubic root of 164995194 is about 548.4753299430.

The spelling of 164995194 in words is "one hundred sixty-four million, nine hundred ninety-five thousand, one hundred ninety-four".