216067100 has 18 divisors (see below), whose sum is σ = 468865824. Its totient is φ = 86426800.

The previous prime is 216067099. The next prime is 216067157. The reversal of 216067100 is 1760612.

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 5 ways as a sum of consecutive naturals, for example, 1080236 + ... + 1080435.

Almost surely, 2^216067100 is an apocalyptic number.

216067100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216067100 is an abundant number, since it is smaller than the sum of its proper divisors (252798724).

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

216067100 is a wasteful number, since it uses less digits than its factorization.

216067100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160685 (or 2160678 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 216067100 is about 14699.2210677981. The cubic root of 216067100 is about 600.0621231973.

The spelling of 216067100 in words is "two hundred sixteen million, sixty-seven thousand, one hundred".