164450636 has 24 divisors (see below), whose sum is σ = 329688576. Its totient is φ = 70310160.

The previous prime is 164450623. The next prime is 164450711. The reversal of 164450636 is 636054461.

It is a junction number, because it is equal to n+sod(n) for n = 164450596 and 164450605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5255 + ... + 18881.

It is an arithmetic number, because the mean of its divisors is an integer number (13737024).

Almost surely, 2^164450636 is an apocalyptic number.

It is an amenable number.

164450636 is an abundant number, since it is smaller than the sum of its proper divisors (165237940).

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

164450636 is a wasteful number, since it uses less digits than its factorization.

164450636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14069 (or 14067 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 164450636 is about 12823.8307849098. The cubic root of 164450636 is about 547.8712601837.

The spelling of 164450636 in words is "one hundred sixty-four million, four hundred fifty thousand, six hundred thirty-six".