67955383 has 4 divisors (see below), whose sum is σ = 68615248. Its totient is φ = 67295520.

The previous prime is 67955369. The next prime is 67955389. The reversal of 67955383 is 38355976.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 67955383 - 2²¹ = 65858231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67955389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329778 + ... + 329983.

It is an arithmetic number, because the mean of its divisors is an integer number (17153812).

Almost surely, 2^67955383 is an apocalyptic number.

67955383 is a deficient number, since it is larger than the sum of its proper divisors (659865).

67955383 is a wasteful number, since it uses less digits than its factorization.

67955383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659864.

The product of its digits is 680400, while the sum is 46.

The square root of 67955383 is about 8243.5055043349. The cubic root of 67955383 is about 408.0762204614.

The spelling of 67955383 in words is "sixty-seven million, nine hundred fifty-five thousand, three hundred eighty-three".