106206706 has 4 divisors (see below), whose sum is σ = 159310062. Its totient is φ = 53103352.

The previous prime is 106206691. The next prime is 106206707. The reversal of 106206706 is 607602601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 607602601 = 16033 ⋅37897.

It can be written as a sum of positive squares in only one way, i.e., 88642225 + 17564481 = 9415^2 + 4191^2 .

It is a super-2 number, since 2×106206706² = 22559728798740872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106206707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26551675 + ... + 26551678.

Almost surely, 2^106206706 is an apocalyptic number.

106206706 is a deficient number, since it is larger than the sum of its proper divisors (53103356).

106206706 is an equidigital number, since it uses as much as digits as its factorization.

106206706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53103355.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 106206706 is about 10305.6637826003. The cubic root of 106206706 is about 473.5697788241.

The spelling of 106206706 in words is "one hundred six million, two hundred six thousand, seven hundred six".