428086300 has 108 divisors (see below), whose sum is σ = 989233560. Its totient is φ = 160692480.

The previous prime is 428086271. The next prime is 428086303. The reversal of 428086300 is 3680824.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428086303) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7255671 + ... + 7255729.

It is an arithmetic number, because the mean of its divisors is an integer number (9159570).

Almost surely, 2^428086300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 428086300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494616780).

428086300 is an abundant number, since it is smaller than the sum of its proper divisors (561147260).

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

428086300 is a wasteful number, since it uses less digits than its factorization.

428086300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 428086300 is about 20690.2464944234. The cubic root of 428086300 is about 753.6628525966.

The spelling of 428086300 in words is "four hundred twenty-eight million, eighty-six thousand, three hundred".