164590194 has 8 divisors (see below), whose sum is σ = 329180400. Its totient is φ = 54863396.

The previous prime is 164590187. The next prime is 164590201. The reversal of 164590194 is 491095461.

It is an interprime number because it is at equal distance from previous prime (164590187) and next prime (164590201).

It is a sphenic number, since it is the product of 3 distinct primes.

164590194 is an admirable 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, 13715844 + ... + 13715855.

It is an arithmetic number, because the mean of its divisors is an integer number (41147550).

Almost surely, 2^164590194 is an apocalyptic number.

164590194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164590194 is a wasteful number, since it uses less digits than its factorization.

164590194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27431704.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 164590194 is about 12829.2709847442. The cubic root of 164590194 is about 548.0261966449.

The spelling of 164590194 in words is "one hundred sixty-four million, five hundred ninety thousand, one hundred ninety-four".