54433644 has 48 divisors (see below), whose sum is σ = 132228096. Its totient is φ = 17409600.

The previous prime is 54433637. The next prime is 54433649. The reversal of 54433644 is 44633445.

It is not an unprimeable number, because it can be changed into a prime (54433649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48174 + ... + 49290.

It is an arithmetic number, because the mean of its divisors is an integer number (2754752).

Almost surely, 2^54433644 is an apocalyptic number.

It is an amenable number.

54433644 is an abundant number, since it is smaller than the sum of its proper divisors (77794452).

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

54433644 is a wasteful number, since it uses less digits than its factorization.

54433644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286 (or 1284 counting only the distinct ones).

The product of its digits is 69120, while the sum is 33.

The square root of 54433644 is about 7377.9159659080. The cubic root of 54433644 is about 378.9853912586.

The spelling of 54433644 in words is "fifty-four million, four hundred thirty-three thousand, six hundred forty-four".