53350533 has 6 divisors (see below), whose sum is σ = 77061894. Its totient is φ = 35567016.

The previous prime is 53350529. The next prime is 53350543. The reversal of 53350533 is 33505335.

It can be written as a sum of positive squares in only one way, i.e., 53319204 + 31329 = 7302^2 + 177^2 .

It is not a de Polignac number, because 53350533 - 2² = 53350529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53350497 and 53350506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53350513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2963910 + ... + 2963927.

It is an arithmetic number, because the mean of its divisors is an integer number (12843649).

Almost surely, 2^53350533 is an apocalyptic number.

It is an amenable number.

53350533 is a deficient number, since it is larger than the sum of its proper divisors (23711361).

53350533 is a wasteful number, since it uses less digits than its factorization.

53350533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927843 (or 5927840 counting only the distinct ones).

The product of its (nonzero) digits is 10125, while the sum is 27.

The square root of 53350533 is about 7304.1449191538. The cubic root of 53350533 is about 376.4548709685.

Adding to 53350533 its reverse (33505335), we get a palindrome (86855868).

The spelling of 53350533 in words is "fifty-three million, three hundred fifty thousand, five hundred thirty-three".