54679567 has 4 divisors (see below), whose sum is σ = 56443456. Its totient is φ = 52915680.

The previous prime is 54679561. The next prime is 54679589. The reversal of 54679567 is 76597645.

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 54679567 - 2¹⁵ = 54646799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54679567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54679561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 881898 + ... + 881959.

It is an arithmetic number, because the mean of its divisors is an integer number (14110864).

Almost surely, 2^54679567 is an apocalyptic number.

54679567 is a deficient number, since it is larger than the sum of its proper divisors (1763889).

54679567 is a wasteful number, since it uses less digits than its factorization.

54679567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763888.

The product of its digits is 1587600, while the sum is 49.

The square root of 54679567 is about 7394.5633407254. The cubic root of 54679567 is about 379.5552668748. Note that the first 3 decimals are identical.

The spelling of 54679567 in words is "fifty-four million, six hundred seventy-nine thousand, five hundred sixty-seven".