164460646 has 8 divisors (see below), whose sum is σ = 281932560. Its totient is φ = 70483128.

The previous prime is 164460631. The next prime is 164460677. The reversal of 164460646 is 646064461.

It is a happy number.

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

It is a congruent 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, 5873581 + ... + 5873608.

It is an arithmetic number, because the mean of its divisors is an integer number (35241570).

Almost surely, 2^164460646 is an apocalyptic number.

164460646 is a deficient number, since it is larger than the sum of its proper divisors (117471914).

164460646 is a wasteful number, since it uses less digits than its factorization.

164460646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11747198.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 164460646 is about 12824.2210679635. The cubic root of 164460646 is about 547.8823761436.

The spelling of 164460646 in words is "one hundred sixty-four million, four hundred sixty thousand, six hundred forty-six".