53304533 has 8 divisors (see below), whose sum is σ = 54552960. Its totient is φ = 52060960.

The previous prime is 53304521. The next prime is 53304569. The reversal of 53304533 is 33540335.

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

It is not a de Polignac number, because 53304533 - 2¹⁸ = 53042389 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 (53304583) 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, 30113 + ... + 31833.

It is an arithmetic number, because the mean of its divisors is an integer number (6819120).

Almost surely, 2^53304533 is an apocalyptic number.

It is an amenable number.

53304533 is a deficient number, since it is larger than the sum of its proper divisors (1248427).

53304533 is a wasteful number, since it uses less digits than its factorization.

53304533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427.

The product of its (nonzero) digits is 8100, while the sum is 26.

The square root of 53304533 is about 7300.9953431022. The cubic root of 53304533 is about 376.3466439744.

Adding to 53304533 its reverse (33540335), we get a palindrome (86844868).

The spelling of 53304533 in words is "fifty-three million, three hundred four thousand, five hundred thirty-three".