54661584 has 40 divisors (see below), whose sum is σ = 142303392. Its totient is φ = 18079360.

The previous prime is 54661583. The next prime is 54661589. The reversal of 54661584 is 48516645.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54661583) 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, 1942 + ... + 10634.

Almost surely, 2^54661584 is an apocalyptic number.

It is an amenable number.

54661584 is an abundant number, since it is smaller than the sum of its proper divisors (87641808).

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

54661584 is a wasteful number, since it uses less digits than its factorization.

54661584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8835 (or 8829 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 54661584 is about 7393.3472798185. The cubic root of 54661584 is about 379.5136529707.

The spelling of 54661584 in words is "fifty-four million, six hundred sixty-one thousand, five hundred eighty-four".