428316 has 24 divisors (see below), whose sum is σ = 1142400. Its totient is φ = 122352.

The previous prime is 428303. The next prime is 428339. The reversal of 428316 is 613824.

428316 = T₁₁ + T₁₂ + ... + T₁₃₆.

It is a happy number.

It is a zygodrome in base 13.

It is a congruent number.

It is an unprimeable number.

428316 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2466 + ... + 2633.

It is an arithmetic number, because the mean of its divisors is an integer number (47600).

2⁴²⁸³¹⁶ is an apocalyptic number.

It is an amenable number.

428316 is an abundant number, since it is smaller than the sum of its proper divisors (714084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428316 is a wasteful number, since it uses less digits than its factorization.

428316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5113 (or 5111 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 428316 is about 654.4585548375. The cubic root of 428316 is about 75.3797627137.

The spelling of 428316 in words is "four hundred twenty-eight thousand, three hundred sixteen".