54381673 has 6 divisors (see below), whose sum is σ = 54653946. Its totient is φ = 54110592.

The previous prime is 54381661. The next prime is 54381697. The reversal of 54381673 is 37618345.

It can be written as a sum of positive squares in only one way, i.e., 54287424 + 94249 = 7368^2 + 307^2 .

It is not a de Polignac number, because 54381673 - 2¹⁷ = 54250601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54381973) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93961 + ... + 94537.

It is an arithmetic number, because the mean of its divisors is an integer number (9108991).

Almost surely, 2^54381673 is an apocalyptic number.

It is an amenable number.

54381673 is a deficient number, since it is larger than the sum of its proper divisors (272273).

54381673 is an frugal number, since it uses more digits than its factorization.

54381673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 884 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 54381673 is about 7374.3930597711. The cubic root of 54381673 is about 378.8647396418.

The spelling of 54381673 in words is "fifty-four million, three hundred eighty-one thousand, six hundred seventy-three".