216596120 has 32 divisors (see below), whose sum is σ = 524830320. Its totient is φ = 79973760.

The previous prime is 216596119. The next prime is 216596123. The reversal of 216596120 is 21695612.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216596123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207746 + ... + 208785.

Almost surely, 2^216596120 is an apocalyptic number.

216596120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216596120 is an abundant number, since it is smaller than the sum of its proper divisors (308234200).

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

216596120 is a wasteful number, since it uses less digits than its factorization.

216596120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416555 (or 416551 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 216596120 is about 14717.2048976699. The cubic root of 216596120 is about 600.5514559682.

The spelling of 216596120 in words is "two hundred sixteen million, five hundred ninety-six thousand, one hundred twenty".