67034561 has 8 divisors (see below), whose sum is σ = 74368800. Its totient is φ = 59907040.

The previous prime is 67034551. The next prime is 67034593. The reversal of 67034561 is 16543076.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67034561 - 2²² = 62840257 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (67034551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50996 + ... + 52293.

It is an arithmetic number, because the mean of its divisors is an integer number (9296100).

Almost surely, 2^67034561 is an apocalyptic number.

It is an amenable number.

67034561 is a deficient number, since it is larger than the sum of its proper divisors (7334239).

67034561 is a wasteful number, since it uses less digits than its factorization.

67034561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103359.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 67034561 is about 8187.4636487743. The cubic root of 67034561 is about 406.2246344399.

The spelling of 67034561 in words is "sixty-seven million, thirty-four thousand, five hundred sixty-one".