6171642 has 12 divisors (see below), whose sum is σ = 13371930. Its totient is φ = 2057208.

The previous prime is 6171623. The next prime is 6171643. The reversal of 6171642 is 2461716.

6171642 is a `hidden beast` number, since 6 + 17 + 1 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5377761 + 793881 = 2319^2 + 891^2 .

It is not an unprimeable number, because it can be changed into a prime (6171643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171417 + ... + 171452.

Almost surely, 2^6171642 is an apocalyptic number.

6171642 is an abundant number, since it is smaller than the sum of its proper divisors (7200288).

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

6171642 is a wasteful number, since it uses less digits than its factorization.

6171642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342877 (or 342874 counting only the distinct ones).

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

The square root of 6171642 is about 2484.2789698422. The cubic root of 6171642 is about 183.4285397144.

The spelling of 6171642 in words is "six million, one hundred seventy-one thousand, six hundred forty-two".