164198200 has 24 divisors (see below), whose sum is σ = 381761280. Its totient is φ = 65679200.

The previous prime is 164198191. The next prime is 164198201. The reversal of 164198200 is 2891461.

It is a happy number.

It is a super-2 number, since 2×164198200² = 53922097766480000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164198201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 410296 + ... + 410695.

It is an arithmetic number, because the mean of its divisors is an integer number (15906720).

Almost surely, 2^164198200 is an apocalyptic number.

164198200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164198200 is an abundant number, since it is smaller than the sum of its proper divisors (217563080).

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

164198200 is a wasteful number, since it uses less digits than its factorization.

164198200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821007 (or 820998 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 164198200 is about 12813.9845481411. The cubic root of 164198200 is about 547.5907844146.

The spelling of 164198200 in words is "one hundred sixty-four million, one hundred ninety-eight thousand, two hundred".