53308353 has 8 divisors (see below), whose sum is σ = 81231808. Its totient is φ = 30461904.

The previous prime is 53308309. The next prime is 53308369. The reversal of 53308353 is 35380335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53308353 - 2⁸ = 53308097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53308353.

It is not an unprimeable number, because it can be changed into a prime (53308253) 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, 1269226 + ... + 1269267.

It is an arithmetic number, because the mean of its divisors is an integer number (10153976).

Almost surely, 2^53308353 is an apocalyptic number.

It is an amenable number.

53308353 is a deficient number, since it is larger than the sum of its proper divisors (27923455).

53308353 is a wasteful number, since it uses less digits than its factorization.

53308353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538503.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 53308353 is about 7301.2569465812. The cubic root of 53308353 is about 376.3556338905.

Adding to 53308353 its reverse (35380335), we get a palindrome (88688688).

The spelling of 53308353 in words is "fifty-three million, three hundred eight thousand, three hundred fifty-three".