106725218 has 32 divisors (see below), whose sum is σ = 174726720. Its totient is φ = 48701440.

The previous prime is 106725217. The next prime is 106725239. The reversal of 106725218 is 812527601.

It is a super-2 number, since 2×106725218² = 22780544314295048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106725217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166178 + ... + 166818.

It is an arithmetic number, because the mean of its divisors is an integer number (5460210).

Almost surely, 2^106725218 is an apocalyptic number.

106725218 is a deficient number, since it is larger than the sum of its proper divisors (68001502).

106725218 is a wasteful number, since it uses less digits than its factorization.

106725218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 106725218 is about 10330.7898052375. The cubic root of 106725218 is about 474.3392000783.

The spelling of 106725218 in words is "one hundred six million, seven hundred twenty-five thousand, two hundred eighteen".