216479088 has 160 divisors (see below), whose sum is σ = 752094720. Its totient is φ = 58199040.

The previous prime is 216479069. The next prime is 216479093. The reversal of 216479088 is 880974612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49303 + ... + 53513.

It is an arithmetic number, because the mean of its divisors is an integer number (4700592).

Almost surely, 2^216479088 is an apocalyptic number.

216479088 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216479088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376047360).

216479088 is an abundant number, since it is smaller than the sum of its proper divisors (535615632).

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

216479088 is a wasteful number, since it uses less digits than its factorization.

216479088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4252 (or 4240 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 216479088 is about 14713.2283337138. The cubic root of 216479088 is about 600.4432724353.

The spelling of 216479088 in words is "two hundred sixteen million, four hundred seventy-nine thousand, eighty-eight".