1428892322 has 32 divisors (see below), whose sum is σ = 2576629440. Its totient is φ = 585587520.

The previous prime is 1428892219. The next prime is 1428892351. The reversal of 1428892322 is 2232988241.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1428892322.

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, 45797 + ... + 70392.

It is an arithmetic number, because the mean of its divisors is an integer number (80519670).

Almost surely, 2^1428892322 is an apocalyptic number.

1428892322 is a deficient number, since it is larger than the sum of its proper divisors (1147737118).

1428892322 is a wasteful number, since it uses less digits than its factorization.

1428892322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116258.

The product of its digits is 110592, while the sum is 41.

The square root of 1428892322 is about 37800.6920836114. The cubic root of 1428892322 is about 1126.3322020905.

The spelling of 1428892322 in words is "one billion, four hundred twenty-eight million, eight hundred ninety-two thousand, three hundred twenty-two".