54455320 has 16 divisors (see below), whose sum is σ = 122524560. Its totient is φ = 21782112.

The previous prime is 54455309. The next prime is 54455321. The reversal of 54455320 is 2355445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54455321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680652 + ... + 680731.

It is an arithmetic number, because the mean of its divisors is an integer number (7657785).

Almost surely, 2^54455320 is an apocalyptic number.

It is an amenable number.

54455320 is an abundant number, since it is smaller than the sum of its proper divisors (68069240).

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

54455320 is a wasteful number, since it uses less digits than its factorization.

54455320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361394 (or 1361390 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 54455320 is about 7379.3847982064. The cubic root of 54455320 is about 379.0356897907.

The spelling of 54455320 in words is "fifty-four million, four hundred fifty-five thousand, three hundred twenty".