206602612 has 12 divisors (see below), whose sum is σ = 374022180. Its totient is φ = 99739136.

The previous prime is 206602559. The next prime is 206602621. The reversal of 206602612 is 216206602.

It can be written as a sum of positive squares in 2 ways, for example, as 125350416 + 81252196 = 11196^2 + 9014^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890413 + ... + 890644.

It is an arithmetic number, because the mean of its divisors is an integer number (31168515).

Almost surely, 2^206602612 is an apocalyptic number.

It is an amenable number.

206602612 is a deficient number, since it is larger than the sum of its proper divisors (167419568).

206602612 is a wasteful number, since it uses less digits than its factorization.

206602612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781090 (or 1781088 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 206602612 is about 14373.6777478835. The cubic root of 206602612 is about 591.1693861817.

The spelling of 206602612 in words is "two hundred six million, six hundred two thousand, six hundred twelve".