314845 has 4 divisors (see below), whose sum is σ = 377820. Its totient is φ = 251872.

The previous prime is 314827. The next prime is 314851. The reversal of 314845 is 548413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 548413 = 379 ⋅1447.

It can be written as a sum of positive squares in 2 ways, for example, as 145924 + 168921 = 382^2 + 411^2 .

It is a cyclic number.

It is not a de Polignac number, because 314845 - 2⁵ = 314813 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31480 + ... + 31489.

It is an arithmetic number, because the mean of its divisors is an integer number (94455).

2³¹⁴⁸⁴⁵ is an apocalyptic number.

It is an amenable number.

314845 is a deficient number, since it is larger than the sum of its proper divisors (62975).

314845 is an equidigital number, since it uses as much as digits as its factorization.

314845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62974.

The product of its digits is 1920, while the sum is 25.

The square root of 314845 is about 561.1105060503. The cubic root of 314845 is about 68.0297591774.

The spelling of 314845 in words is "three hundred fourteen thousand, eight hundred forty-five".