164457326 has 8 divisors (see below), whose sum is σ = 269112024. Its totient is φ = 74753320.

The previous prime is 164457313. The next prime is 164457353. The reversal of 164457326 is 623754461.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 164457326.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3737645 + ... + 3737688.

It is an arithmetic number, because the mean of its divisors is an integer number (33639003).

Almost surely, 2^164457326 is an apocalyptic number.

164457326 is a deficient number, since it is larger than the sum of its proper divisors (104654698).

164457326 is a wasteful number, since it uses less digits than its factorization.

164457326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7475346.

The product of its digits is 120960, while the sum is 38.

The square root of 164457326 is about 12824.0916247507. The cubic root of 164457326 is about 547.8786893817.

The spelling of 164457326 in words is "one hundred sixty-four million, four hundred fifty-seven thousand, three hundred twenty-six".