164194077 has 8 divisors (see below), whose sum is σ = 223583616. Its totient is φ = 107133632.

The previous prime is 164194021. The next prime is 164194087. The reversal of 164194077 is 770491461.

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

It is a cyclic number.

It is not a de Polignac number, because 164194077 - 2⁶ = 164194013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164194087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582108 + ... + 582389.

It is an arithmetic number, because the mean of its divisors is an integer number (27947952).

Almost surely, 2^164194077 is an apocalyptic number.

It is an amenable number.

164194077 is a deficient number, since it is larger than the sum of its proper divisors (59389539).

164194077 is a wasteful number, since it uses less digits than its factorization.

164194077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164547.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 164194077 is about 12813.8236682108. The cubic root of 164194077 is about 547.5862010601.

The spelling of 164194077 in words is "one hundred sixty-four million, one hundred ninety-four thousand, seventy-seven".