428103000 has 192 divisors, whose sum is σ = 1558720800. Its totient is φ = 105350400.

The previous prime is 428102989. The next prime is 428103019. The reversal of 428103000 is 301824.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115171 + ... + 118829.

Almost surely, 2^428103000 is an apocalyptic number.

428103000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 428103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779360400).

428103000 is an abundant number, since it is smaller than the sum of its proper divisors (1130617800).

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

428103000 is a wasteful number, since it uses less digits than its factorization.

428103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3699 (or 3682 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 428103000 is about 20690.6500622866. The cubic root of 428103000 is about 753.6726528059.

Adding to 428103000 its reverse (301824), we get a palindrome (428404824).

The spelling of 428103000 in words is "four hundred twenty-eight million, one hundred three thousand".