172054235 has 8 divisors (see below), whose sum is σ = 208594176. Its totient is φ = 136224000.

The previous prime is 172054231. The next prime is 172054243. The reversal of 172054235 is 532450271.

It is a happy number.

172054235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 172054235 - 2² = 172054231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 172054198 and 172054207.

It is not an unprimeable number, because it can be changed into a prime (172054231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176891 + ... + 177860.

It is an arithmetic number, because the mean of its divisors is an integer number (26074272).

Almost surely, 2^172054235 is an apocalyptic number.

172054235 is a deficient number, since it is larger than the sum of its proper divisors (36539941).

172054235 is an equidigital number, since it uses as much as digits as its factorization.

172054235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354853.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 172054235 is about 13116.9445756243. The cubic root of 172054235 is about 556.1882234134.

It can be divided in two parts, 1720 and 54235, that added together give a palindrome (55955).

The spelling of 172054235 in words is "one hundred seventy-two million, fifty-four thousand, two hundred thirty-five".