53280359 has 4 divisors (see below), whose sum is σ = 58124040. Its totient is φ = 48436680.

The previous prime is 53280349. The next prime is 53280379. The reversal of 53280359 is 95308235.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53280359 - 2¹⁶ = 53214823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53280319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2421824 + ... + 2421845.

It is an arithmetic number, because the mean of its divisors is an integer number (14531010).

Almost surely, 2^53280359 is an apocalyptic number.

53280359 is a deficient number, since it is larger than the sum of its proper divisors (4843681).

53280359 is a wasteful number, since it uses less digits than its factorization.

53280359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4843680.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 53280359 is about 7299.3396276650. The cubic root of 53280359 is about 376.2897433763.

The spelling of 53280359 in words is "fifty-three million, two hundred eighty thousand, three hundred fifty-nine".