1067201872 has 20 divisors (see below), whose sum is σ = 2255677056. Its totient is φ = 485091680.

The previous prime is 1067201867. The next prime is 1067201879. The reversal of 1067201872 is 2781027601.

It is a happy number.

It is a super-2 number, since 2×1067201872² = 2277839671200608768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1067201879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3031648 + ... + 3031999.

Almost surely, 2^1067201872 is an apocalyptic number.

It is an amenable number.

1067201872 is an abundant number, since it is smaller than the sum of its proper divisors (1188475184).

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

1067201872 is a wasteful number, since it uses less digits than its factorization.

1067201872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6063666 (or 6063660 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 1067201872 is about 32668.0558344080. The cubic root of 1067201872 is about 1021.9167699909.

The spelling of 1067201872 in words is "one billion, sixty-seven million, two hundred one thousand, eight hundred seventy-two".