54446040 has 128 divisors (see below), whose sum is σ = 198028800. Its totient is φ = 13196160.

The previous prime is 54446027. The next prime is 54446059. The reversal of 54446040 is 4064445.

54446040 is a `hidden beast` number, since 54 + 4 + 4 + 604 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 54445995 and 54446013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9589 + ... + 14171.

It is an arithmetic number, because the mean of its divisors is an integer number (1547100).

Almost surely, 2^54446040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54446040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99014400).

54446040 is an abundant number, since it is smaller than the sum of its proper divisors (143582760).

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

54446040 is a wasteful number, since it uses less digits than its factorization.

54446040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4614 (or 4604 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 54446040 is about 7378.7559927131. The cubic root of 54446040 is about 379.0141574530.

The spelling of 54446040 in words is "fifty-four million, four hundred forty-six thousand, forty".