171963042 has 32 divisors (see below), whose sum is σ = 361210752. Its totient is φ = 54472704.

The previous prime is 171962971. The next prime is 171963059. The reversal of 171963042 is 240369171.

It is a junction number, because it is equal to n+sod(n) for n = 171962994 and 171963012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17698 + ... + 25634.

It is an arithmetic number, because the mean of its divisors is an integer number (11287836).

Almost surely, 2^171963042 is an apocalyptic number.

171963042 is an abundant number, since it is smaller than the sum of its proper divisors (189247710).

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

171963042 is a wasteful number, since it uses less digits than its factorization.

171963042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8122.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 171963042 is about 13113.4679623660. The cubic root of 171963042 is about 556.0899415425.

The spelling of 171963042 in words is "one hundred seventy-one million, nine hundred sixty-three thousand, forty-two".