351995 has 16 divisors (see below), whose sum is σ = 492480. Its totient is φ = 236544.

The previous prime is 351991. The next prime is 352007. The reversal of 351995 is 599153.

It is not a de Polignac number, because 351995 - 2² = 351991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351991) 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, 3059 + ... + 3171.

It is an arithmetic number, because the mean of its divisors is an integer number (30780).

2³⁵¹⁹⁹⁵ is an apocalyptic number.

351995 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

351995 is a deficient number, since it is larger than the sum of its proper divisors (140485).

351995 is a wasteful number, since it uses less digits than its factorization.

351995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214.

The product of its digits is 6075, while the sum is 32.

The square root of 351995 is about 593.2916652035. The cubic root of 351995 is about 70.6066323916.

The spelling of 351995 in words is "three hundred fifty-one thousand, nine hundred ninety-five".