54752130 has 24 divisors (see below), whose sum is σ = 142355772. Its totient is φ = 14600544.

The previous prime is 54752123. The next prime is 54752141. The reversal of 54752130 is 3125745.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48566961 + 6185169 = 6969^2 + 2487^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54752094 and 54752103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304089 + ... + 304268.

Almost surely, 2^54752130 is an apocalyptic number.

54752130 is an abundant number, since it is smaller than the sum of its proper divisors (87603642).

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

54752130 is a wasteful number, since it uses less digits than its factorization.

54752130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608370 (or 608367 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 54752130 is about 7399.4682241361. The cubic root of 54752130 is about 379.7230900439.

Adding to 54752130 its reverse (3125745), we get a palindrome (57877875).

The spelling of 54752130 in words is "fifty-four million, seven hundred fifty-two thousand, one hundred thirty".