67113730 has 16 divisors (see below), whose sum is σ = 120921984. Its totient is φ = 26819440.

The previous prime is 67113727. The next prime is 67113731. The reversal of 67113730 is 3731176.

It is not an unprimeable number, because it can be changed into a prime (67113731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10215 + ... + 15445.

It is an arithmetic number, because the mean of its divisors is an integer number (7557624).

Almost surely, 2^67113730 is an apocalyptic number.

67113730 is a deficient number, since it is larger than the sum of its proper divisors (53808254).

67113730 is a wasteful number, since it uses less digits than its factorization.

67113730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6521.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 67113730 is about 8192.2969916868. The cubic root of 67113730 is about 406.3844910136.

The spelling of 67113730 in words is "sixty-seven million, one hundred thirteen thousand, seven hundred thirty".