315194 has 8 divisors (see below), whose sum is σ = 515808. Its totient is φ = 143260.

The previous prime is 315193. The next prime is 315199. The reversal of 315194 is 491513.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (315193) 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 3 ways as a sum of consecutive naturals, for example, 7142 + ... + 7185.

It is an arithmetic number, because the mean of its divisors is an integer number (64476).

2³¹⁵¹⁹⁴ is an apocalyptic number.

315194 is a deficient number, since it is larger than the sum of its proper divisors (200614).

315194 is a wasteful number, since it uses less digits than its factorization.

315194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14340.

The product of its digits is 540, while the sum is 23.

The square root of 315194 is about 561.4214103505. The cubic root of 315194 is about 68.0548864821.

It can be divided in two parts, 31 and 5194, that added together give a palindrome (5225).

The spelling of 315194 in words is "three hundred fifteen thousand, one hundred ninety-four".