427257195 has 16 divisors (see below), whose sum is σ = 683880192. Its totient is φ = 227780960.

The previous prime is 427257163. The next prime is 427257211. The reversal of 427257195 is 591752724.

It is not a de Polignac number, because 427257195 - 2⁵ = 427257163 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55024 + ... + 62306.

It is an arithmetic number, because the mean of its divisors is an integer number (42742512).

Almost surely, 2^427257195 is an apocalyptic number.

427257195 is a deficient number, since it is larger than the sum of its proper divisors (256622997).

427257195 is a wasteful number, since it uses less digits than its factorization.

427257195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11202.

The product of its digits is 176400, while the sum is 42.

The square root of 427257195 is about 20670.2006521466. The cubic root of 427257195 is about 753.1759807664.

The spelling of 427257195 in words is "four hundred twenty-seven million, two hundred fifty-seven thousand, one hundred ninety-five".