167169642 has 24 divisors (see below), whose sum is σ = 339175968. Its totient is φ = 54928440.

The previous prime is 167169641. The next prime is 167169643. The reversal of 167169642 is 246961761.

It is an interprime number because it is at equal distance from previous prime (167169641) and next prime (167169643).

It is a junction number, because it is equal to n+sod(n) for n = 167169594 and 167169603.

It is not an unprimeable number, because it can be changed into a prime (167169641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27483 + ... + 33009.

It is an arithmetic number, because the mean of its divisors is an integer number (14132332).

Almost surely, 2^167169642 is an apocalyptic number.

167169642 is an abundant number, since it is smaller than the sum of its proper divisors (172006326).

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

167169642 is an equidigital number, since it uses as much as digits as its factorization.

167169642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5674 (or 5603 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 167169642 is about 12929.4099633355. The cubic root of 167169642 is about 550.8742481769.

The spelling of 167169642 in words is "one hundred sixty-seven million, one hundred sixty-nine thousand, six hundred forty-two".