106172142 has 8 divisors (see below), whose sum is σ = 212344296. Its totient is φ = 35390712.

The previous prime is 106172119. The next prime is 106172159. The reversal of 106172142 is 241271601.

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

106172142 is an admirable number.

It is a super-2 number, since 2×106172142² = 22545047473736328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8847673 + ... + 8847684.

It is an arithmetic number, because the mean of its divisors is an integer number (26543037).

Almost surely, 2^106172142 is an apocalyptic number.

106172142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106172142 is a wasteful number, since it uses less digits than its factorization.

106172142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17695362.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 106172142 is about 10303.9867041840. The cubic root of 106172142 is about 473.5184002674.

The spelling of 106172142 in words is "one hundred six million, one hundred seventy-two thousand, one hundred forty-two".