106522666 has 4 divisors (see below), whose sum is σ = 159784002. Its totient is φ = 53261332.

The previous prime is 106522651. The next prime is 106522693. The reversal of 106522666 is 666225601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53597041 + 52925625 = 7321^2 + 7275^2 .

It is a super-2 number, since 2×106522666² = 22694156743495112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26630665 + ... + 26630668.

Almost surely, 2^106522666 is an apocalyptic number.

106522666 is a deficient number, since it is larger than the sum of its proper divisors (53261336).

106522666 is an equidigital number, since it uses as much as digits as its factorization.

106522666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53261335.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 106522666 is about 10320.9818331397. The cubic root of 106522666 is about 474.0389299033.

The spelling of 106522666 in words is "one hundred six million, five hundred twenty-two thousand, six hundred sixty-six".