1628963332 has 24 divisors (see below), whose sum is σ = 2977369920. Its totient is φ = 779032800.

The previous prime is 1628963327. The next prime is 1628963353. The reversal of 1628963332 is 2333698261.

It is a super-3 number, since 3×1628963332³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84544 + ... + 102007.

It is an arithmetic number, because the mean of its divisors is an integer number (124057080).

Almost surely, 2^1628963332 is an apocalyptic number.

It is an amenable number.

1628963332 is a deficient number, since it is larger than the sum of its proper divisors (1348406588).

1628963332 is a wasteful number, since it uses less digits than its factorization.

1628963332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186651 (or 186649 counting only the distinct ones).

The product of its digits is 279936, while the sum is 43.

The square root of 1628963332 is about 40360.4178868356. The cubic root of 1628963332 is about 1176.6223750293.

The spelling of 1628963332 in words is "one billion, six hundred twenty-eight million, nine hundred sixty-three thousand, three hundred thirty-two".