395142273 has 16 divisors (see below), whose sum is σ = 587146560. Its totient is φ = 262640448.

The previous prime is 395142263. The next prime is 395142283. The reversal of 395142273 is 372241593.

It is an interprime number because it is at equal distance from previous prime (395142263) and next prime (395142283).

It is not a de Polignac number, because 395142273 - 2¹⁰ = 395141249 is a prime.

It is a super-2 number, since 2×395142273² = 312274831823213058, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (395142233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12615 + ... + 30812.

It is an arithmetic number, because the mean of its divisors is an integer number (36696660).

Almost surely, 2^395142273 is an apocalyptic number.

It is an amenable number.

395142273 is a deficient number, since it is larger than the sum of its proper divisors (192004287).

395142273 is a wasteful number, since it uses less digits than its factorization.

395142273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43773 (or 43767 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 395142273 is about 19878.1858578694. The cubic root of 395142273 is about 733.8114735568.

The spelling of 395142273 in words is "three hundred ninety-five million, one hundred forty-two thousand, two hundred seventy-three".