1428696132 has 48 divisors (see below), whose sum is σ = 3445542912. Its totient is φ = 460283040.

The previous prime is 1428696121. The next prime is 1428696173. The reversal of 1428696132 is 2316968241.

It is a super-2 number, since 2×1428696132² = 4082345275183522848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363723 + ... + 367629.

It is an arithmetic number, because the mean of its divisors is an integer number (71782144).

Almost surely, 2^1428696132 is an apocalyptic number.

1428696132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1428696132 is an abundant number, since it is smaller than the sum of its proper divisors (2016846780).

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

1428696132 is a wasteful number, since it uses less digits than its factorization.

1428696132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928 (or 4926 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 1428696132 is about 37798.0969362215. The cubic root of 1428696132 is about 1126.2806504503.

The spelling of 1428696132 in words is "one billion, four hundred twenty-eight million, six hundred ninety-six thousand, one hundred thirty-two".