1089330628 has 12 divisors (see below), whose sum is σ = 1907209360. Its totient is φ = 544413672.

The previous prime is 1089330617. The next prime is 1089330637. The reversal of 1089330628 is 8260339801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52998 + ... + 70621.

Almost surely, 2^1089330628 is an apocalyptic number.

It is an amenable number.

1089330628 is a deficient number, since it is larger than the sum of its proper divisors (817878732).

1089330628 is a wasteful number, since it uses less digits than its factorization.

1089330628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125826 (or 125824 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1089330628 is about 33005.0091349783. The cubic root of 1089330628 is about 1028.9317570261.

The spelling of 1089330628 in words is "one billion, eighty-nine million, three hundred thirty thousand, six hundred twenty-eight".