53634533 has 4 divisors (see below), whose sum is σ = 53649408. Its totient is φ = 53619660.

The previous prime is 53634527. The next prime is 53634547. The reversal of 53634533 is 33543635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 53634533 - 2²² = 49440229 is a prime.

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 53634533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53634523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778 + ... + 10508.

It is an arithmetic number, because the mean of its divisors is an integer number (13412352).

Almost surely, 2^53634533 is an apocalyptic number.

It is an amenable number.

53634533 is a deficient number, since it is larger than the sum of its proper divisors (14875).

53634533 is an equidigital number, since it uses as much as digits as its factorization.

53634533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14874.

The product of its digits is 48600, while the sum is 32.

The square root of 53634533 is about 7323.5601315207. The cubic root of 53634533 is about 377.1216811307.

The spelling of 53634533 in words is "fifty-three million, six hundred thirty-four thousand, five hundred thirty-three".