172046 has 8 divisors (see below), whose sum is σ = 294960.
Its totient is φ = 73728.
The previous prime is 172031. The next prime is 172049. The reversal of 172046 is 640271.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1720462 = 59199652232, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172049) by changing a digit.
172046 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6131 + ... + 6158.
It is an arithmetic number, because the mean of its divisors is an integer number (36870).
2172046 is an apocalyptic number.
172046 is a deficient number, since it is larger than the sum of its proper divisors (122914).
172046 is a wasteful number, since it uses less digits than its factorization.
172046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12298.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 172046 is about 414.7842812837.
The cubic root of 172046 is about 55.6179349694.
The spelling of 172046 in words is "one hundred seventy-two thousand, forty-six".