216934246 has 16 divisors (see below), whose sum is σ = 349266384. Its totient is φ = 100687104.

The previous prime is 216934241. The next prime is 216934253. The reversal of 216934246 is 642439612.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216934241) 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, 41220 + ... + 46183.

It is an arithmetic number, because the mean of its divisors is an integer number (21829149).

Almost surely, 2^216934246 is an apocalyptic number.

216934246 is a deficient number, since it is larger than the sum of its proper divisors (132332138).

216934246 is a wasteful number, since it uses less digits than its factorization.

216934246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87495.

The product of its digits is 62208, while the sum is 37.

The square root of 216934246 is about 14728.6878573755. The cubic root of 216934246 is about 600.8637984163.

The spelling of 216934246 in words is "two hundred sixteen million, nine hundred thirty-four thousand, two hundred forty-six".