1069904880 has 120 divisors (see below), whose sum is σ = 3919771440. Its totient is φ = 259368960.

The previous prime is 1069904873. The next prime is 1069904897. The reversal of 1069904880 is 884099601.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×1069904880² = 2289392904495628800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59625 + ... + 75464.

It is an arithmetic number, because the mean of its divisors is an integer number (32664762).

Almost surely, 2^1069904880 is an apocalyptic number.

1069904880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1069904880 is an abundant number, since it is smaller than the sum of its proper divisors (2849866560).

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

1069904880 is a wasteful number, since it uses less digits than its factorization.

1069904880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135119 (or 135110 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 1069904880 is about 32709.4004836530. The cubic root of 1069904880 is about 1022.7788125838.

The spelling of 1069904880 in words is "one billion, sixty-nine million, nine hundred four thousand, eight hundred eighty".