216732954 has 16 divisors (see below), whose sum is σ = 434472192. Its totient is φ = 72076608.

The previous prime is 216732947. The next prime is 216732959. The reversal of 216732954 is 459237612.

216732954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×216732954² = 93946346699132232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (216732959) 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, 39114 + ... + 44309.

It is an arithmetic number, because the mean of its divisors is an integer number (27154512).

Almost surely, 2^216732954 is an apocalyptic number.

216732954 is an abundant number, since it is smaller than the sum of its proper divisors (217739238).

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

216732954 is a wasteful number, since it uses less digits than its factorization.

216732954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83861.

The product of its digits is 90720, while the sum is 39.

The square root of 216732954 is about 14721.8529404420. The cubic root of 216732954 is about 600.6778949201.

The spelling of 216732954 in words is "two hundred sixteen million, seven hundred thirty-two thousand, nine hundred fifty-four".