54443648 has 32 divisors (see below), whose sum is σ = 123958560. Its totient is φ = 23332608.

The previous prime is 54443621. The next prime is 54443677. The reversal of 54443648 is 84634445.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×54443648² = 5928221615095808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29486 + ... + 31277.

It is an arithmetic number, because the mean of its divisors is an integer number (3873705).

Almost surely, 2^54443648 is an apocalyptic number.

It is an amenable number.

54443648 is an abundant number, since it is smaller than the sum of its proper divisors (69514912).

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

54443648 is an equidigital number, since it uses as much as digits as its factorization.

54443648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60784 (or 60772 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The square root of 54443648 is about 7378.5939039901. The cubic root of 54443648 is about 379.0086069107.

The spelling of 54443648 in words is "fifty-four million, four hundred forty-three thousand, six hundred forty-eight".