216348036 has 24 divisors (see below), whose sum is σ = 505120224. Its totient is φ = 72072000.

The previous prime is 216348031. The next prime is 216348043. The reversal of 216348036 is 630843612.

It is a junction number, because it is equal to n+sod(n) for n = 216347988 and 216348006.

It is not an unprimeable number, because it can be changed into a prime (216348031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19536 + ... + 28536.

It is an arithmetic number, because the mean of its divisors is an integer number (21046676).

Almost surely, 2^216348036 is an apocalyptic number.

It is an amenable number.

216348036 is an abundant number, since it is smaller than the sum of its proper divisors (288772188).

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

216348036 is a wasteful number, since it uses less digits than its factorization.

216348036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011 (or 11009 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 216348036 is about 14708.7741161526. The cubic root of 216348036 is about 600.3220826293.

The spelling of 216348036 in words is "two hundred sixteen million, three hundred forty-eight thousand, thirty-six".