216084045 has 32 divisors (see below), whose sum is σ = 352903680. Its totient is φ = 112875840.

The previous prime is 216084041. The next prime is 216084049. The reversal of 216084045 is 540480612.

216084045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (216084041) and next prime (216084049).

It is not a de Polignac number, because 216084045 - 2² = 216084041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216084041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211546 + ... + 212564.

It is an arithmetic number, because the mean of its divisors is an integer number (11028240).

Almost surely, 2^216084045 is an apocalyptic number.

It is an amenable number.

216084045 is a deficient number, since it is larger than the sum of its proper divisors (136819635).

216084045 is a wasteful number, since it uses less digits than its factorization.

216084045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 216084045 is about 14699.7974475841. The cubic root of 216084045 is about 600.0778093535.

The spelling of 216084045 in words is "two hundred sixteen million, eighty-four thousand, forty-five".