53315330 has 16 divisors (see below), whose sum is σ = 101018880. Its totient is φ = 20203632.

The previous prime is 53315309. The next prime is 53315347. The reversal of 53315330 is 3351335.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53315296 and 53315305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140114 + ... + 140493.

It is an arithmetic number, because the mean of its divisors is an integer number (6313680).

Almost surely, 2^53315330 is an apocalyptic number.

53315330 is a deficient number, since it is larger than the sum of its proper divisors (47703550).

53315330 is a wasteful number, since it uses less digits than its factorization.

53315330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280633.

The product of its (nonzero) digits is 2025, while the sum is 23.

The square root of 53315330 is about 7301.7347253923. The cubic root of 53315330 is about 376.3720523225.

Adding to 53315330 its reverse (3351335), we get a palindrome (56666665).

The spelling of 53315330 in words is "fifty-three million, three hundred fifteen thousand, three hundred thirty".