106623605 has 8 divisors (see below), whose sum is σ = 139580064. Its totient is φ = 77544400.

The previous prime is 106623593. The next prime is 106623623. The reversal of 106623605 is 506326601.

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

It is not a de Polignac number, because 106623605 - 2¹⁶ = 106558069 is a prime.

It is a super-2 number, since 2×106623605² = 22737186286392050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969251 + ... + 969360.

It is an arithmetic number, because the mean of its divisors is an integer number (17447508).

Almost surely, 2^106623605 is an apocalyptic number.

It is an amenable number.

106623605 is a deficient number, since it is larger than the sum of its proper divisors (32956459).

106623605 is a wasteful number, since it uses less digits than its factorization.

106623605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938627.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 106623605 is about 10325.8706654693. The cubic root of 106623605 is about 474.1886129447.

The spelling of 106623605 in words is "one hundred six million, six hundred twenty-three thousand, six hundred five".