164590094 has 4 divisors (see below), whose sum is σ = 246885144. Its totient is φ = 82295046.

The previous prime is 164590091. The next prime is 164590121. The reversal of 164590094 is 490095461.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164590091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41147522 + ... + 41147525.

It is an arithmetic number, because the mean of its divisors is an integer number (61721286).

Almost surely, 2^164590094 is an apocalyptic number.

164590094 is a deficient number, since it is larger than the sum of its proper divisors (82295050).

164590094 is an equidigital number, since it uses as much as digits as its factorization.

164590094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82295049.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 164590094 is about 12829.2670874060. The cubic root of 164590094 is about 548.0260856569.

The spelling of 164590094 in words is "one hundred sixty-four million, five hundred ninety thousand, ninety-four".