216413035 has 4 divisors (see below), whose sum is σ = 259695648. Its totient is φ = 173130424.

The previous prime is 216413027. The next prime is 216413053. The reversal of 216413035 is 530314612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 216413035 - 2³ = 216413027 is a prime.

It is a super-2 number, since 2×216413035² = 93669203435822450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21641299 + ... + 21641308.

It is an arithmetic number, because the mean of its divisors is an integer number (64923912).

Almost surely, 2^216413035 is an apocalyptic number.

216413035 is a deficient number, since it is larger than the sum of its proper divisors (43282613).

216413035 is an equidigital number, since it uses as much as digits as its factorization.

216413035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43282612.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 216413035 is about 14710.9834817391. The cubic root of 216413035 is about 600.3821963064.

Adding to 216413035 its reverse (530314612), we get a palindrome (746727647).

The spelling of 216413035 in words is "two hundred sixteen million, four hundred thirteen thousand, thirty-five".