216094464 has 108 divisors (see below), whose sum is σ = 632307312. Its totient is φ = 70963200.

The previous prime is 216094451. The next prime is 216094471. The reversal of 216094464 is 464490612.

216094464 is a `hidden beast` number, since 2 + 1 + 609 + 4 + 46 + 4 = 666.

216094464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162924 + ... + 164244.

Almost surely, 2^216094464 is an apocalyptic number.

216094464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216094464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316153656).

216094464 is an abundant number, since it is smaller than the sum of its proper divisors (416212848).

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

216094464 is a wasteful number, since it uses less digits than its factorization.

216094464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414 (or 1397 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 216094464 is about 14700.1518359505. The cubic root of 216094464 is about 600.0874539191.

The spelling of 216094464 in words is "two hundred sixteen million, ninety-four thousand, four hundred sixty-four".