54499320 has 96 divisors (see below), whose sum is σ = 180947520. Its totient is φ = 14219520.

The previous prime is 54499307. The next prime is 54499321. The reversal of 54499320 is 2399445.

54499320 is a `hidden beast` number, since 544 + 9 + 93 + 20 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54499321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15310 + ... + 18530.

It is an arithmetic number, because the mean of its divisors is an integer number (1884870).

Almost surely, 2^54499320 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 54499320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90473760).

54499320 is an abundant number, since it is smaller than the sum of its proper divisors (126448200).

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

54499320 is a wasteful number, since it uses less digits than its factorization.

54499320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285 (or 3278 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 54499320 is about 7382.3654745617. The cubic root of 54499320 is about 379.1377494887.

The spelling of 54499320 in words is "fifty-four million, four hundred ninety-nine thousand, three hundred twenty".