54455412 has 48 divisors (see below), whose sum is σ = 140075712. Its totient is φ = 16327680.

The previous prime is 54455381. The next prime is 54455413. The reversal of 54455412 is 21455445.

It is a self number, because there is not a number n which added to its sum of digits gives 54455412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54455413) 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, 10678 + ... + 14930.

It is an arithmetic number, because the mean of its divisors is an integer number (2918244).

Almost surely, 2^54455412 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 54455412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70037856).

54455412 is an abundant number, since it is smaller than the sum of its proper divisors (85620300).

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

54455412 is a wasteful number, since it uses less digits than its factorization.

54455412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368 (or 4366 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 54455412 is about 7379.3910317858. The cubic root of 54455412 is about 379.0359032456.

The spelling of 54455412 in words is "fifty-four million, four hundred fifty-five thousand, four hundred twelve".