102289106 has 8 divisors (see below), whose sum is σ = 153829260. Its totient is φ = 51012688.

The previous prime is 102289093. The next prime is 102289129. The reversal of 102289106 is 601982201.

It can be written as a sum of positive squares in 2 ways, for example, as 99700225 + 2588881 = 9985^2 + 1609^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×102289106² = 20926122412558472, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 64961 + ... + 66516.

Almost surely, 2^102289106 is an apocalyptic number.

102289106 is a deficient number, since it is larger than the sum of its proper divisors (51540154).

102289106 is a wasteful number, since it uses less digits than its factorization.

102289106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131868.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 102289106 is about 10113.8076904794. The cubic root of 102289106 is about 467.6738937680.

The spelling of 102289106 in words is "one hundred two million, two hundred eighty-nine thousand, one hundred six".