54658986 has 32 divisors (see below), whose sum is σ = 113375808. Its totient is φ = 17554560.

The previous prime is 54658973. The next prime is 54658987. The reversal of 54658986 is 68985645.

It is not an unprimeable number, because it can be changed into a prime (54658987) 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 15 ways as a sum of consecutive naturals, for example, 19080 + ... + 21756.

It is an arithmetic number, because the mean of its divisors is an integer number (3542994).

Almost surely, 2^54658986 is an apocalyptic number.

54658986 is an abundant number, since it is smaller than the sum of its proper divisors (58716822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54658986 is a wasteful number, since it uses less digits than its factorization.

54658986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806.

The product of its digits is 2073600, while the sum is 51.

The square root of 54658986 is about 7393.1715792344. The cubic root of 54658986 is about 379.5076402648.

The spelling of 54658986 in words is "fifty-four million, six hundred fifty-eight thousand, nine hundred eighty-six".