67064916 has 12 divisors (see below), whose sum is σ = 156484832. Its totient is φ = 22354968.

The previous prime is 67064869. The next prime is 67064947. The reversal of 67064916 is 61946076.

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

It is a congruent number.

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, 2794360 + ... + 2794383.

Almost surely, 2^67064916 is an apocalyptic number.

It is an amenable number.

67064916 is an abundant number, since it is smaller than the sum of its proper divisors (89419916).

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

67064916 is a wasteful number, since it uses less digits than its factorization.

67064916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5588750 (or 5588748 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 67064916 is about 8189.3171876537. The cubic root of 67064916 is about 406.2859415617.

The spelling of 67064916 in words is "sixty-seven million, sixty-four thousand, nine hundred sixteen".