53321033 has 8 divisors (see below), whose sum is σ = 56099400. Its totient is φ = 50613120.

The previous prime is 53321029. The next prime is 53321039. The reversal of 53321033 is 33012335.

It can be written as a sum of positive squares in 4 ways, for example, as 11744329 + 41576704 = 3427^2 + 6448^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 53321033 - 2² = 53321029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53320996 and 53321014.

It is not an unprimeable number, because it can be changed into a prime (53321039) 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, 16058 + ... + 19091.

It is an arithmetic number, because the mean of its divisors is an integer number (7012425).

Almost surely, 2^53321033 is an apocalyptic number.

It is an amenable number.

53321033 is a deficient number, since it is larger than the sum of its proper divisors (2778367).

53321033 is a wasteful number, since it uses less digits than its factorization.

53321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35227.

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 53321033 is about 7302.1252385864. The cubic root of 53321033 is about 376.3854716854.

Adding to 53321033 its reverse (33012335), we get a palindrome (86333368).

The spelling of 53321033 in words is "fifty-three million, three hundred twenty-one thousand, thirty-three".