216716006 has 16 divisors (see below), whose sum is σ = 352021488. Its totient is φ = 99468000.

The previous prime is 216715997. The next prime is 216716029. The reversal of 216716006 is 600617612.

It is a self number, because there is not a number n which added to its sum of digits gives 216716006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18320 + ... + 27731.

It is an arithmetic number, because the mean of its divisors is an integer number (22001343).

Almost surely, 2^216716006 is an apocalyptic number.

216716006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

216716006 is a deficient number, since it is larger than the sum of its proper divisors (135305482).

216716006 is a wasteful number, since it uses less digits than its factorization.

216716006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46247.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 216716006 is about 14721.2773222978. The cubic root of 216716006 is about 600.6622373192.

The spelling of 216716006 in words is "two hundred sixteen million, seven hundred sixteen thousand, six".