67315628 has 12 divisors (see below), whose sum is σ = 117975312. Its totient is φ = 33608400.

The previous prime is 67315627. The next prime is 67315669. The reversal of 67315628 is 82651376.

It is a junction number, because it is equal to n+sod(n) for n = 67315591 and 67315600.

It is not an unprimeable number, because it can be changed into a prime (67315621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9200 + ... + 14807.

It is an arithmetic number, because the mean of its divisors is an integer number (9831276).

Almost surely, 2^67315628 is an apocalyptic number.

It is an amenable number.

67315628 is a deficient number, since it is larger than the sum of its proper divisors (50659684).

67315628 is a wasteful number, since it uses less digits than its factorization.

67315628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24712 (or 24710 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 67315628 is about 8204.6101674607. The cubic root of 67315628 is about 406.7915914091.

The spelling of 67315628 in words is "sixty-seven million, three hundred fifteen thousand, six hundred twenty-eight".