54447360 has 144 divisors (see below), whose sum is σ = 189846720. Its totient is φ = 13189120.

The previous prime is 54447347. The next prime is 54447373. The reversal of 54447360 is 6374445.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54447347) and next prime (54447373).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41596 + ... + 42884.

It is an arithmetic number, because the mean of its divisors is an integer number (1318380).

Almost surely, 2^54447360 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 54447360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94923360).

54447360 is an abundant number, since it is smaller than the sum of its proper divisors (135399360).

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

54447360 is a wasteful number, since it uses less digits than its factorization.

54447360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324 (or 1310 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 54447360 is about 7378.8454381427. The cubic root of 54447360 is about 379.0172203916.

The spelling of 54447360 in words is "fifty-four million, four hundred forty-seven thousand, three hundred sixty".