54673613 has 8 divisors (see below), whose sum is σ = 56943000. Its totient is φ = 52429888.

The previous prime is 54673603. The next prime is 54673673. The reversal of 54673613 is 31637645.

It can be written as a sum of positive squares in 4 ways, for example, as 1646089 + 53027524 = 1283^2 + 7282^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 54673613 - 2⁸ = 54673357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54673603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006 + ... + 10647.

It is an arithmetic number, because the mean of its divisors is an integer number (7117875).

Almost surely, 2^54673613 is an apocalyptic number.

It is an amenable number.

54673613 is a deficient number, since it is larger than the sum of its proper divisors (2269387).

54673613 is a wasteful number, since it uses less digits than its factorization.

54673613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12831.

The product of its digits is 45360, while the sum is 35.

The square root of 54673613 is about 7394.1607366895. The cubic root of 54673613 is about 379.5414899180.

The spelling of 54673613 in words is "fifty-four million, six hundred seventy-three thousand, six hundred thirteen".