106172046 has 24 divisors (see below), whose sum is σ = 238560504. Its totient is φ = 35390520.

The previous prime is 106171973. The next prime is 106172047. The reversal of 106172046 is 640271601.

106172046 is a `hidden beast` number, since 1 + 0 + 617 + 2 + 0 + 46 = 666.

It is a super-2 number, since 2×106172046² = 22545006703652232, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106172047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108745 + ... + 109716.

It is an arithmetic number, because the mean of its divisors is an integer number (9940021).

Almost surely, 2^106172046 is an apocalyptic number.

106172046 is an abundant number, since it is smaller than the sum of its proper divisors (132388458).

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

106172046 is an equidigital number, since it uses as much as digits as its factorization.

106172046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218478 (or 218466 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 106172046 is about 10303.9820457918. The cubic root of 106172046 is about 473.5182575502.

The spelling of 106172046 in words is "one hundred six million, one hundred seventy-two thousand, forty-six".