67261361 has 8 divisors (see below), whose sum is σ = 71898624. Its totient is φ = 62766880.

The previous prime is 67261343. The next prime is 67261379. The reversal of 67261361 is 16316276.

It is an interprime number because it is at equal distance from previous prime (67261343) and next prime (67261379).

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 67261361 - 2⁶ = 67261297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67261391) 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, 34721 + ... + 36606.

It is an arithmetic number, because the mean of its divisors is an integer number (8987328).

Almost surely, 2^67261361 is an apocalyptic number.

It is an amenable number.

67261361 is a deficient number, since it is larger than the sum of its proper divisors (4637263).

67261361 is a wasteful number, since it uses less digits than its factorization.

67261361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71391.

The product of its digits is 9072, while the sum is 32.

The square root of 67261361 is about 8201.3023965709. The cubic root of 67261361 is about 406.6822493208.

The spelling of 67261361 in words is "sixty-seven million, two hundred sixty-one thousand, three hundred sixty-one".