216342035 has 32 divisors (see below), whose sum is σ = 327341952. Its totient is φ = 133585920.

The previous prime is 216342029. The next prime is 216342047. The reversal of 216342035 is 530243612.

216342035 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 216342035 - 2⁴ = 216342019 is a prime.

It is a super-2 number, since 2×216342035² = 93607752215882450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216341995 and 216342013.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12857 + ... + 24453.

It is an arithmetic number, because the mean of its divisors is an integer number (10229436).

Almost surely, 2^216342035 is an apocalyptic number.

216342035 is a deficient number, since it is larger than the sum of its proper divisors (110999917).

216342035 is a wasteful number, since it uses less digits than its factorization.

216342035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11663.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 216342035 is about 14708.5701208513. The cubic root of 216342035 is about 600.3165320571.

Adding to 216342035 its reverse (530243612), we get a palindrome (746585647).

The spelling of 216342035 in words is "two hundred sixteen million, three hundred forty-two thousand, thirty-five".