54784858 has 4 divisors (see below), whose sum is σ = 82177290. Its totient is φ = 27392428.

The previous prime is 54784853. The next prime is 54784859. The reversal of 54784858 is 85848745.

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., 49182169 + 5602689 = 7013^2 + 2367^2 .

It is not an unprimeable number, because it can be changed into a prime (54784853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13696213 + ... + 13696216.

Almost surely, 2^54784858 is an apocalyptic number.

54784858 is a deficient number, since it is larger than the sum of its proper divisors (27392432).

54784858 is a wasteful number, since it uses less digits than its factorization.

54784858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27392431.

The product of its digits is 1433600, while the sum is 49.

The square root of 54784858 is about 7401.6794040272. The cubic root of 54784858 is about 379.7987346014.

The spelling of 54784858 in words is "fifty-four million, seven hundred eighty-four thousand, eight hundred fifty-eight".