235172146 has 16 divisors (see below), whose sum is σ = 394214688. Its totient is φ = 104288800.

The previous prime is 235172129. The next prime is 235172149. The reversal of 235172146 is 641271532.

It is not an unprimeable number, because it can be changed into a prime (235172149) 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 7 ways as a sum of consecutive naturals, for example, 129460 + ... + 131263.

It is an arithmetic number, because the mean of its divisors is an integer number (24638418).

Almost surely, 2^235172146 is an apocalyptic number.

235172146 is a deficient number, since it is larger than the sum of its proper divisors (159042542).

235172146 is a wasteful number, since it uses less digits than its factorization.

235172146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260777.

The product of its digits is 10080, while the sum is 31.

The square root of 235172146 is about 15335.3234722975. The cubic root of 235172146 is about 617.2512253308.

The spelling of 235172146 in words is "two hundred thirty-five million, one hundred seventy-two thousand, one hundred forty-six".