67342823 has 2 divisors, whose sum is σ = 67342824. Its totient is φ = 67342822.

The previous prime is 67342817. The next prime is 67342879. The reversal of 67342823 is 32824376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67342823 - 2⁸ = 67342567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67342883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33671411 + 33671412.

It is an arithmetic number, because the mean of its divisors is an integer number (33671412).

Almost surely, 2^67342823 is an apocalyptic number.

67342823 is a deficient number, since it is larger than the sum of its proper divisors (1).

67342823 is an equidigital number, since it uses as much as digits as its factorization.

67342823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 35.

The square root of 67342823 is about 8206.2673000579. The cubic root of 67342823 is about 406.8463642666.

The spelling of 67342823 in words is "sixty-seven million, three hundred forty-two thousand, eight hundred twenty-three".