54507520 has 48 divisors (see below), whose sum is σ = 130810680. Its totient is φ = 21798912.

The previous prime is 54507499. The next prime is 54507547. The reversal of 54507520 is 2570545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7579 + ... + 12901.

Almost surely, 2^54507520 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 54507520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65405340).

54507520 is an abundant number, since it is smaller than the sum of its proper divisors (76303160).

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

54507520 is an equidigital number, since it uses as much as digits as its factorization.

54507520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5350 (or 5330 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 54507520 is about 7382.9208312158. The cubic root of 54507520 is about 379.1567636319.

The spelling of 54507520 in words is "fifty-four million, five hundred seven thousand, five hundred twenty".