1067897816 has 16 divisors (see below), whose sum is σ = 2003383800. Its totient is φ = 533662144.

The previous prime is 1067897813. The next prime is 1067897833. The reversal of 1067897816 is 6187987601.

It is a super-2 number, since 2×1067897816² = 2280811490835139712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1067897813) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19586 + ... + 50193.

Almost surely, 2^1067897816 is an apocalyptic number.

It is an amenable number.

1067897816 is a deficient number, since it is larger than the sum of its proper divisors (935485984).

1067897816 is a wasteful number, since it uses less digits than its factorization.

1067897816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71698 (or 71694 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 53.

The square root of 1067897816 is about 32678.7058495284. The cubic root of 1067897816 is about 1022.1388592769.

The spelling of 1067897816 in words is "one billion, sixty-seven million, eight hundred ninety-seven thousand, eight hundred sixteen".