54636009 has 8 divisors (see below), whose sum is σ = 72996000. Its totient is φ = 36350016.

The previous prime is 54636007. The next prime is 54636031. The reversal of 54636009 is 90063645.

It is a happy number.

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

It is not a de Polignac number, because 54636009 - 2¹ = 54636007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54636007) 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, 16752 + ... + 19745.

It is an arithmetic number, because the mean of its divisors is an integer number (9124500).

Almost surely, 2^54636009 is an apocalyptic number.

It is an amenable number.

54636009 is a deficient number, since it is larger than the sum of its proper divisors (18359991).

54636009 is a wasteful number, since it uses less digits than its factorization.

54636009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36999.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 54636009 is about 7391.6174819859. The cubic root of 54636009 is about 379.4544549313.

The spelling of 54636009 in words is "fifty-four million, six hundred thirty-six thousand, nine".