170232401 has 4 divisors (see below), whose sum is σ = 171183600. Its totient is φ = 169281204.

The previous prime is 170232397. The next prime is 170232427. The reversal of 170232401 is 104232071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104232071 = 37 ⋅2817083.

It is a cyclic number.

It is not a de Polignac number, because 170232401 - 2² = 170232397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170232481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475331 + ... + 475688.

It is an arithmetic number, because the mean of its divisors is an integer number (42795900).

Almost surely, 2^170232401 is an apocalyptic number.

It is an amenable number.

170232401 is a deficient number, since it is larger than the sum of its proper divisors (951199).

170232401 is an equidigital number, since it uses as much as digits as its factorization.

170232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951198.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 170232401 is about 13047.3139381253. The cubic root of 170232401 is about 554.2181464403.

Adding to 170232401 its reverse (104232071), we get a palindrome (274464472).

The spelling of 170232401 in words is "one hundred seventy million, two hundred thirty-two thousand, four hundred one".