216433034 has 8 divisors (see below), whose sum is σ = 326526660. Its totient is φ = 107590816.

The previous prime is 216433031. The next prime is 216433057. The reversal of 216433034 is 430334612.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195300625 + 21132409 = 13975^2 + 4597^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 216432994 and 216433012.

It is not an unprimeable number, because it can be changed into a prime (216433031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312419 + ... + 313110.

Almost surely, 2^216433034 is an apocalyptic number.

216433034 is a deficient number, since it is larger than the sum of its proper divisors (110093626).

216433034 is a wasteful number, since it uses less digits than its factorization.

216433034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625704.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 216433034 is about 14711.6631962535. The cubic root of 216433034 is about 600.4006897607.

Adding to 216433034 its reverse (430334612), we get a palindrome (646767646).

The spelling of 216433034 in words is "two hundred sixteen million, four hundred thirty-three thousand, thirty-four".