214000172 has 6 divisors (see below), whose sum is σ = 374500308. Its totient is φ = 107000084.

The previous prime is 214000153. The next prime is 214000187. The reversal of 214000172 is 271000412.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 214000172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26750018 + ... + 26750025.

It is an arithmetic number, because the mean of its divisors is an integer number (62416718).

Almost surely, 2^214000172 is an apocalyptic number.

It is an amenable number.

214000172 is a deficient number, since it is larger than the sum of its proper divisors (160500136).

214000172 is a wasteful number, since it uses less digits than its factorization.

214000172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53500047 (or 53500045 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 214000172 is about 14628.7447171656. The cubic root of 214000172 is about 598.1425632220.

Adding to 214000172 its reverse (271000412), we get a palindrome (485000584).

The spelling of 214000172 in words is "two hundred fourteen million, one hundred seventy-two", and thus it is an aban number.