54791738 has 4 divisors (see below), whose sum is σ = 82187610. Its totient is φ = 27395868.

The previous prime is 54791719. The next prime is 54791741. The reversal of 54791738 is 83719745.

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., 53392249 + 1399489 = 7307^2 + 1183^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13697933 + ... + 13697936.

Almost surely, 2^54791738 is an apocalyptic number.

54791738 is a deficient number, since it is larger than the sum of its proper divisors (27395872).

54791738 is a wasteful number, since it uses less digits than its factorization.

54791738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27395871.

The product of its digits is 211680, while the sum is 44.

The square root of 54791738 is about 7402.1441488261. The cubic root of 54791738 is about 379.8146325825.

The spelling of 54791738 in words is "fifty-four million, seven hundred ninety-one thousand, seven hundred thirty-eight".