54658 has 4 divisors (see below), whose sum is σ = 81990. Its totient is φ = 27328.

The previous prime is 54647. The next prime is 54667. The reversal of 54658 is 85645.

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

It can be written as a sum of positive squares in only one way, i.e., 47089 + 7569 = 217^2 + 87^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13663 + ... + 13666.

2⁵⁴⁶⁵⁸ is an apocalyptic number.

54658 is a deficient number, since it is larger than the sum of its proper divisors (27332).

54658 is a wasteful number, since it uses less digits than its factorization.

54658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27331.

The product of its digits is 4800, while the sum is 28.

The square root of 54658 is about 233.7905045121. The cubic root of 54658 is about 37.9505358256.

The spelling of 54658 in words is "fifty-four thousand, six hundred fifty-eight".