67315641 has 16 divisors (see below), whose sum is σ = 96888960. Its totient is φ = 41444480.

The previous prime is 67315627. The next prime is 67315669. The reversal of 67315641 is 14651376.

It is not a de Polignac number, because 67315641 - 2¹⁰ = 67314617 is a prime.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14820 + ... + 18821.

It is an arithmetic number, because the mean of its divisors is an integer number (6055560).

Almost surely, 2^67315641 is an apocalyptic number.

It is an amenable number.

67315641 is a deficient number, since it is larger than the sum of its proper divisors (29573319).

67315641 is a wasteful number, since it uses less digits than its factorization.

67315641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33696.

The product of its digits is 15120, while the sum is 33.

The square root of 67315641 is about 8204.6109596982. The cubic root of 67315641 is about 406.7916175956.

The spelling of 67315641 in words is "sixty-seven million, three hundred fifteen thousand, six hundred forty-one".