170182942 has 4 divisors (see below), whose sum is σ = 255274416. Its totient is φ = 85091470.

The previous prime is 170182939. The next prime is 170182979. The reversal of 170182942 is 249281071.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 170182898 and 170182907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42545734 + ... + 42545737.

It is an arithmetic number, because the mean of its divisors is an integer number (63818604).

Almost surely, 2^170182942 is an apocalyptic number.

170182942 is a deficient number, since it is larger than the sum of its proper divisors (85091474).

170182942 is an equidigital number, since it uses as much as digits as its factorization.

170182942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85091473.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 170182942 is about 13045.4184294717. The cubic root of 170182942 is about 554.1644674104.

The spelling of 170182942 in words is "one hundred seventy million, one hundred eighty-two thousand, nine hundred forty-two".