1089419208 has 32 divisors (see below), whose sum is σ = 2745000960. Its totient is φ = 360279360.

The previous prime is 1089419197. The next prime is 1089419209. The reversal of 1089419208 is 8029149801.

It is a self number, because there is not a number n which added to its sum of digits gives 1089419208.

It is not an unprimeable number, because it can be changed into a prime (1089419209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175663 + ... + 181758.

It is an arithmetic number, because the mean of its divisors is an integer number (85781280).

Almost surely, 2^1089419208 is an apocalyptic number.

It is an amenable number.

1089419208 is an abundant number, since it is smaller than the sum of its proper divisors (1655581752).

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

1089419208 is a wasteful number, since it uses less digits than its factorization.

1089419208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357557 (or 357553 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 1089419208 is about 33006.3510252194. The cubic root of 1089419208 is about 1028.9596458055.

The spelling of 1089419208 in words is "one billion, eighty-nine million, four hundred nineteen thousand, two hundred eight".