54091738 has 8 divisors (see below), whose sum is σ = 81178740. Its totient is φ = 27032160.

The previous prime is 54091703. The next prime is 54091769. The reversal of 54091738 is 83719045.

It can be written as a sum of positive squares in 2 ways, for example, as 46009089 + 8082649 = 6783^2 + 2843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×54091738² = 5851832239721288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54091697 and 54091706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883 + ... + 10438.

Almost surely, 2^54091738 is an apocalyptic number.

54091738 is a deficient number, since it is larger than the sum of its proper divisors (27087002).

54091738 is a wasteful number, since it uses less digits than its factorization.

54091738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13712.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 54091738 is about 7354.7085598275. The cubic root of 54091738 is about 378.1902357951.

The spelling of 54091738 in words is "fifty-four million, ninety-one thousand, seven hundred thirty-eight".