53020333 has 8 divisors (see below), whose sum is σ = 54457568. Its totient is φ = 51592464.

The previous prime is 53020307. The next prime is 53020361. The reversal of 53020333 is 33302035.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53020333 is a prime.

It is a super-2 number, since 2×53020333² = 5622311422861778, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53020333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53020133) 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, 9991 + ... + 14347.

It is an arithmetic number, because the mean of its divisors is an integer number (6807196).

Almost surely, 2^53020333 is an apocalyptic number.

It is an amenable number.

53020333 is a deficient number, since it is larger than the sum of its proper divisors (1437235).

53020333 is a wasteful number, since it uses less digits than its factorization.

53020333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683.

The product of its (nonzero) digits is 810, while the sum is 19.

The square root of 53020333 is about 7281.5062315430. The cubic root of 53020333 is about 375.6766048518.

Adding to 53020333 its reverse (33302035), we get a palindrome (86322368).

The spelling of 53020333 in words is "fifty-three million, twenty thousand, three hundred thirty-three".