216470414 has 4 divisors (see below), whose sum is σ = 324705624. Its totient is φ = 108235206.

The previous prime is 216470407. The next prime is 216470417. The reversal of 216470414 is 414074612.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216470417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54117602 + ... + 54117605.

It is an arithmetic number, because the mean of its divisors is an integer number (81176406).

Almost surely, 2^216470414 is an apocalyptic number.

216470414 is a deficient number, since it is larger than the sum of its proper divisors (108235210).

216470414 is a wasteful number, since it uses less digits than its factorization.

216470414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108235209.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 216470414 is about 14712.9335620059. The cubic root of 216470414 is about 600.4352527006.

The spelling of 216470414 in words is "two hundred sixteen million, four hundred seventy thousand, four hundred fourteen".