65892012 has 12 divisors (see below), whose sum is σ = 153748056. Its totient is φ = 21964000.

The previous prime is 65892011. The next prime is 65892023. The reversal of 65892012 is 21029856.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (65892011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2745489 + ... + 2745512.

It is an arithmetic number, because the mean of its divisors is an integer number (12812338).

Almost surely, 2^65892012 is an apocalyptic number.

It is an amenable number.

65892012 is an abundant number, since it is smaller than the sum of its proper divisors (87856044).

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

65892012 is a wasteful number, since it uses less digits than its factorization.

65892012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5491008 (or 5491006 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 65892012 is about 8117.3894818470. The cubic root of 65892012 is about 403.9034749628.

The spelling of 65892012 in words is "sixty-five million, eight hundred ninety-two thousand, twelve".