216262484 has 24 divisors (see below), whose sum is σ = 409150560. Its totient is φ = 99670176.

The previous prime is 216262481. The next prime is 216262489. The reversal of 216262484 is 484262612.

216262484 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216262481) 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, 35642 + ... + 41265.

It is an arithmetic number, because the mean of its divisors is an integer number (17047940).

Almost surely, 2^216262484 is an apocalyptic number.

It is an amenable number.

216262484 is a deficient number, since it is larger than the sum of its proper divisors (192888076).

216262484 is a wasteful number, since it uses less digits than its factorization.

216262484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76967 (or 76965 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 216262484 is about 14705.8656324611. The cubic root of 216262484 is about 600.2429423591.

It can be divided in two parts, 2162 and 62484, that added together give a palindrome (64646).

The spelling of 216262484 in words is "two hundred sixteen million, two hundred sixty-two thousand, four hundred eighty-four".