216413484 has 48 divisors (see below), whose sum is σ = 585731328. Its totient is φ = 60907968.

The previous prime is 216413479. The next prime is 216413497. The reversal of 216413484 is 484314612.

216413484 is digitally balanced in base 2, base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

216413484 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13599 + ... + 24854.

It is an arithmetic number, because the mean of its divisors is an integer number (12202736).

Almost surely, 2^216413484 is an apocalyptic number.

It is an amenable number.

216413484 is an abundant number, since it is smaller than the sum of its proper divisors (369317844).

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

216413484 is a wasteful number, since it uses less digits than its factorization.

216413484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38534 (or 38532 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 216413484 is about 14710.9987424376. The cubic root of 216413484 is about 600.3826115177.

The spelling of 216413484 in words is "two hundred sixteen million, four hundred thirteen thousand, four hundred eighty-four".