314428 has 6 divisors (see below), whose sum is σ = 550256. Its totient is φ = 157212.

The previous prime is 314423. The next prime is 314441. The reversal of 314428 is 824413.

It is a junction number, because it is equal to n+sod(n) for n = 314399 and 314408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39300 + ... + 39307.

314428 is a Friedman number, since it can be written as 34^(2+1)*8-4, using all its digits and the basic arithmetic operations.

2³¹⁴⁴²⁸ is an apocalyptic number.

It is an amenable number.

314428 is a deficient number, since it is larger than the sum of its proper divisors (235828).

314428 is a wasteful number, since it uses less digits than its factorization.

314428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78611 (or 78609 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 314428 is about 560.7387983723. The cubic root of 314428 is about 67.9997116481. Note that the first 3 decimals are identical.

The spelling of 314428 in words is "three hundred fourteen thousand, four hundred twenty-eight".