54139674 has 16 divisors (see below), whose sum is σ = 108377280. Its totient is φ = 18030240.

The previous prime is 54139669. The next prime is 54139681. The reversal of 54139674 is 47693145.

54139674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54139674² = 5862208601652552, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4494 + ... + 11334.

It is an arithmetic number, because the mean of its divisors is an integer number (6773580).

Almost surely, 2^54139674 is an apocalyptic number.

54139674 is an abundant number, since it is smaller than the sum of its proper divisors (54237606).

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

54139674 is a wasteful number, since it uses less digits than its factorization.

54139674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8165.

The product of its digits is 90720, while the sum is 39.

The square root of 54139674 is about 7357.9667028331. The cubic root of 54139674 is about 378.3019199769.

The spelling of 54139674 in words is "fifty-four million, one hundred thirty-nine thousand, six hundred seventy-four".