54515330 has 16 divisors (see below), whose sum is σ = 98297280. Its totient is φ = 21768432.

The previous prime is 54515317. The next prime is 54515339. The reversal of 54515330 is 3351545.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54515330.

It is not an unprimeable number, because it can be changed into a prime (54515339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1787 + ... + 10593.

It is an arithmetic number, because the mean of its divisors is an integer number (6143580).

Almost surely, 2^54515330 is an apocalyptic number.

54515330 is a deficient number, since it is larger than the sum of its proper divisors (43781950).

54515330 is a wasteful number, since it uses less digits than its factorization.

54515330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9433.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 54515330 is about 7383.4497357265. The cubic root of 54515330 is about 379.1748716710.

Adding to 54515330 its reverse (3351545), we get a palindrome (57866875).

It can be divided in two parts, 54515 and 330, that added together give a palindrome (54845).

The spelling of 54515330 in words is "fifty-four million, five hundred fifteen thousand, three hundred thirty".