164663000 has 32 divisors (see below), whose sum is σ = 385313760. Its totient is φ = 65864800.

The previous prime is 164662999. The next prime is 164663017. The reversal of 164663000 is 366461.

It is a super-2 number, since 2×164663000² = 54227807138000000, which contains 22 as substring.

It is a congruent number.

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, 81332 + ... + 83331.

It is an arithmetic number, because the mean of its divisors is an integer number (12041055).

Almost surely, 2^164663000 is an apocalyptic number.

164663000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164663000 is an abundant number, since it is smaller than the sum of its proper divisors (220650760).

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

164663000 is a wasteful number, since it uses less digits than its factorization.

164663000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164684 (or 164670 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 164663000 is about 12832.1081666264. The cubic root of 164663000 is about 548.1069906716.

It can be divided in two parts, 1646 and 63000, that added together give a palindrome (64646).

The spelling of 164663000 in words is "one hundred sixty-four million, six hundred sixty-three thousand".