216254102 has 16 divisors (see below), whose sum is σ = 335996640. Its totient is φ = 104264832.

The previous prime is 216254099. The next prime is 216254107. The reversal of 216254102 is 201452612.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216254107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55118 + ... + 58910.

It is an arithmetic number, because the mean of its divisors is an integer number (20999790).

Almost surely, 2^216254102 is an apocalyptic number.

216254102 is a deficient number, since it is larger than the sum of its proper divisors (119742538).

216254102 is a wasteful number, since it uses less digits than its factorization.

216254102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4807.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 216254102 is about 14705.5806413756. The cubic root of 216254102 is about 600.2351874290.

The spelling of 216254102 in words is "two hundred sixteen million, two hundred fifty-four thousand, one hundred two".