216607104 has 96 divisors (see below), whose sum is σ = 712380240. Its totient is φ = 61885440.

The previous prime is 216607103. The next prime is 216607121. The reversal of 216607104 is 401706612.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216607103) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 5367 + ... + 21494.

Almost surely, 2^216607104 is an apocalyptic number.

216607104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

216607104 is an abundant number, since it is smaller than the sum of its proper divisors (495773136).

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

216607104 is a wasteful number, since it uses less digits than its factorization.

216607104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26888 (or 26873 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 216607104 is about 14717.5780616241. The cubic root of 216607104 is about 600.5616074977.

The spelling of 216607104 in words is "two hundred sixteen million, six hundred seven thousand, one hundred four".