206226662 has 4 divisors (see below), whose sum is σ = 309339996. Its totient is φ = 103113330.

The previous prime is 206226661. The next prime is 206226701. The reversal of 206226662 is 266622602.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 266622602 = 2 ⋅133311301.

It is a super-2 number, since 2×206226662² = 85058872239324488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206226661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556664 + ... + 51556667.

It is an arithmetic number, because the mean of its divisors is an integer number (77334999).

Almost surely, 2^206226662 is an apocalyptic number.

206226662 is a deficient number, since it is larger than the sum of its proper divisors (103113334).

206226662 is a wasteful number, since it uses less digits than its factorization.

206226662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103113333.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 206226662 is about 14360.5940684917. The cubic root of 206226662 is about 590.8105893707.

The spelling of 206226662 in words is "two hundred six million, two hundred twenty-six thousand, six hundred sixty-two".