395157 has 16 divisors (see below), whose sum is σ = 622592. Its totient is φ = 218160.

The previous prime is 395147. The next prime is 395159. The reversal of 395157 is 751593.

It is a happy number.

It is not a de Polignac number, because 395157 - 2⁴ = 395141 is a prime.

It is a super-2 number, since 2×395157² = 312298109298, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 395157.

It is not an unprimeable number, because it can be changed into a prime (395159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348 + ... + 954.

It is an arithmetic number, because the mean of its divisors is an integer number (38912).

2³⁹⁵¹⁵⁷ is an apocalyptic number.

It is an amenable number.

395157 is a deficient number, since it is larger than the sum of its proper divisors (227435).

395157 is a wasteful number, since it uses less digits than its factorization.

395157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its digits is 4725, while the sum is 30.

The square root of 395157 is about 628.6151445837. The cubic root of 395157 is about 73.3820589857.

The spelling of 395157 in words is "three hundred ninety-five thousand, one hundred fifty-seven".