54077720 has 64 divisors (see below), whose sum is σ = 127224000. Its totient is φ = 20666880.

The previous prime is 54077719. The next prime is 54077741. The reversal of 54077720 is 2777045.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89981 + ... + 90579.

It is an arithmetic number, because the mean of its divisors is an integer number (1987875).

Almost surely, 2^54077720 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 54077720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63612000).

54077720 is an abundant number, since it is smaller than the sum of its proper divisors (73146280).

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

54077720 is a wasteful number, since it uses less digits than its factorization.

54077720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 54077720 is about 7353.7555031426. The cubic root of 54077720 is about 378.1575633455.

The spelling of 54077720 in words is "fifty-four million, seventy-seven thousand, seven hundred twenty".