206101602 has 24 divisors (see below), whose sum is σ = 510347136. Its totient is φ = 58886136.

The previous prime is 206101559. The next prime is 206101619.

It is a happy number.

206101602 is a `hidden beast` number, since 2 + 0 + 61 + 0 + 1 + 602 = 666.

206101602 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817738 + ... + 817989.

It is an arithmetic number, because the mean of its divisors is an integer number (21264464).

Almost surely, 2^206101602 is an apocalyptic number.

206101602 is an abundant number, since it is smaller than the sum of its proper divisors (304245534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206101602 is a wasteful number, since it uses less digits than its factorization.

206101602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635742 (or 1635739 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 206101602 is about 14356.2391314717. The cubic root of 206101602 is about 590.6911387428.

The spelling of 206101602 in words is "two hundred six million, one hundred one thousand, six hundred two".