106635239 has 4 divisors (see below), whose sum is σ = 112247640. Its totient is φ = 101022840.

The previous prime is 106635197. The next prime is 106635251. The reversal of 106635239 is 932536601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 932536601 = 631 ⋅1477871.

It is a cyclic number.

It is not a de Polignac number, because 106635239 - 2¹² = 106631143 is a prime.

It is a super-2 number, since 2×106635239² = 22742148393174242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106635199 and 106635208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106635289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806172 + ... + 2806209.

It is an arithmetic number, because the mean of its divisors is an integer number (28061910).

Almost surely, 2^106635239 is an apocalyptic number.

106635239 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

106635239 is a deficient number, since it is larger than the sum of its proper divisors (5612401).

106635239 is an equidigital number, since it uses as much as digits as its factorization.

106635239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612400.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 106635239 is about 10326.4339924293. The cubic root of 106635239 is about 474.2058589997.

The spelling of 106635239 in words is "one hundred six million, six hundred thirty-five thousand, two hundred thirty-nine".