171100442 has 8 divisors (see below), whose sum is σ = 256900800. Its totient is φ = 85466844.

The previous prime is 171100429. The next prime is 171100451. The reversal of 171100442 is 244001171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×171100442² = 58550722505190728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39092 + ... + 43247.

It is an arithmetic number, because the mean of its divisors is an integer number (32112600).

Almost surely, 2^171100442 is an apocalyptic number.

171100442 is a deficient number, since it is larger than the sum of its proper divisors (85800358).

171100442 is a wasteful number, since it uses less digits than its factorization.

171100442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83380.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 171100442 is about 13080.5367626868. The cubic root of 171100442 is about 555.1585641140.

The spelling of 171100442 in words is "one hundred seventy-one million, one hundred thousand, four hundred forty-two".