1428532338 has 64 divisors (see below), whose sum is σ = 3073075200. Its totient is φ = 441123072.

The previous prime is 1428532333. The next prime is 1428532361. The reversal of 1428532338 is 8332358241.

It is a junction number, because it is equal to n+sod(n) for n = 1428532296 and 1428532305.

It is not an unprimeable number, because it can be changed into a prime (1428532333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2384563 + ... + 2385161.

It is an arithmetic number, because the mean of its divisors is an integer number (48016800).

Almost surely, 2^1428532338 is an apocalyptic number.

1428532338 is an abundant number, since it is smaller than the sum of its proper divisors (1644542862).

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

1428532338 is a wasteful number, since it uses less digits than its factorization.

1428532338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951.

The product of its digits is 138240, while the sum is 39.

The square root of 1428532338 is about 37795.9301777321. The cubic root of 1428532338 is about 1126.2376076928.

The spelling of 1428532338 in words is "one billion, four hundred twenty-eight million, five hundred thirty-two thousand, three hundred thirty-eight".