67313072 has 20 divisors (see below), whose sum is σ = 130780320. Its totient is φ = 33563328.

The previous prime is 67313069. The next prime is 67313087. The reversal of 67313072 is 27031376.

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, 329 + ... + 11607.

It is an arithmetic number, because the mean of its divisors is an integer number (6539016).

Almost surely, 2^67313072 is an apocalyptic number.

It is an amenable number.

67313072 is a deficient number, since it is larger than the sum of its proper divisors (63467248).

67313072 is a wasteful number, since it uses less digits than its factorization.

67313072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11660 (or 11654 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 67313072 is about 8204.4543998977. The cubic root of 67313072 is about 406.7864426668.

The spelling of 67313072 in words is "sixty-seven million, three hundred thirteen thousand, seventy-two".