216626050 has 12 divisors (see below), whose sum is σ = 402924546. Its totient is φ = 86650400.

The previous prime is 216626023. The next prime is 216626051. The reversal of 216626050 is 50626612.

216626050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 206238321 + 10387729 = 14361^2 + 3223^2 .

It is not an unprimeable number, because it can be changed into a prime (216626051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2166211 + ... + 2166310.

Almost surely, 2^216626050 is an apocalyptic number.

216626050 is a deficient number, since it is larger than the sum of its proper divisors (186298496).

216626050 is a wasteful number, since it uses less digits than its factorization.

216626050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332533 (or 4332528 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 216626050 is about 14718.2216996484. The cubic root of 216626050 is about 600.5791167857.

The spelling of 216626050 in words is "two hundred sixteen million, six hundred twenty-six thousand, fifty".