1428333000 has 64 divisors (see below), whose sum is σ = 4456408320. Its totient is φ = 380888000.

The previous prime is 1428332989. The next prime is 1428333019. The reversal of 1428333000 is 3338241.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235056 + ... + 241055.

It is an arithmetic number, because the mean of its divisors is an integer number (69631380).

Almost surely, 2^1428333000 is an apocalyptic number.

1428333000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1428333000 is an abundant number, since it is smaller than the sum of its proper divisors (3028075320).

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

1428333000 is a wasteful number, since it uses less digits than its factorization.

1428333000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476135 (or 476121 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1428333000 is about 37793.2930557791. The cubic root of 1428333000 is about 1126.1852200337.

The spelling of 1428333000 in words is "one billion, four hundred twenty-eight million, three hundred thirty-three thousand".