1067385988 has 12 divisors (see below), whose sum is σ = 1885063180. Its totient is φ = 528796512.

The previous prime is 1067385929. The next prime is 1067385997. The reversal of 1067385988 is 8895837601.

1067385988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 410386564 + 656999424 = 20258^2 + 25632^2 .

It is a super-2 number, since 2×1067385988² = 2278625694757472288, which contains 22 as substring.

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, 1223631 + ... + 1224502.

Almost surely, 2^1067385988 is an apocalyptic number.

It is an amenable number.

1067385988 is a deficient number, since it is larger than the sum of its proper divisors (817677192).

1067385988 is a wasteful number, since it uses less digits than its factorization.

1067385988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448246 (or 2448244 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 55.

The square root of 1067385988 is about 32670.8736950820. The cubic root of 1067385988 is about 1021.9755343834.

The spelling of 1067385988 in words is "one billion, sixty-seven million, three hundred eighty-five thousand, nine hundred eighty-eight".