55678367 has 4 divisors (see below), whose sum is σ = 55694016. Its totient is φ = 55662720.

The previous prime is 55678361. The next prime is 55678393. The reversal of 55678367 is 76387655.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76387655 = 5 ⋅15277531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55678367 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 (55678361) 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, 383 + ... + 10559.

It is an arithmetic number, because the mean of its divisors is an integer number (13923504).

Almost surely, 2^55678367 is an apocalyptic number.

55678367 is a deficient number, since it is larger than the sum of its proper divisors (15649).

55678367 is a wasteful number, since it uses less digits than its factorization.

55678367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15648.

The product of its digits is 1058400, while the sum is 47.

The square root of 55678367 is about 7461.7938191832. The cubic root of 55678367 is about 381.8523752738.

The spelling of 55678367 in words is "fifty-five million, six hundred seventy-eight thousand, three hundred sixty-seven".