216008552 has 16 divisors (see below), whose sum is σ = 405707940. Its totient is φ = 107819776.

The previous prime is 216008543. The next prime is 216008557. The reversal of 216008552 is 255800612.

It can be written as a sum of positive squares in 2 ways, for example, as 215326276 + 682276 = 14674^2 + 826^2 .

It is not an unprimeable number, because it can be changed into a prime (216008557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18023 + ... + 27510.

Almost surely, 2^216008552 is an apocalyptic number.

It is an amenable number.

216008552 is a deficient number, since it is larger than the sum of its proper divisors (189699388).

216008552 is a wasteful number, since it uses less digits than its factorization.

216008552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46132 (or 46128 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 216008552 is about 14697.2293987676. The cubic root of 216008552 is about 600.0079184140.

The spelling of 216008552 in words is "two hundred sixteen million, eight thousand, five hundred fifty-two".