53547233 has 4 divisors (see below), whose sum is σ = 53771520. Its totient is φ = 53322948.

The previous prime is 53547211. The next prime is 53547239. The reversal of 53547233 is 33274535.

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.

It is a cyclic number.

It is not a de Polignac number, because 53547233 - 2¹² = 53543137 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 53547233.

It is not an unprimeable number, because it can be changed into a prime (53547239) 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, 111785 + ... + 112262.

It is an arithmetic number, because the mean of its divisors is an integer number (13442880).

Almost surely, 2^53547233 is an apocalyptic number.

It is an amenable number.

53547233 is a deficient number, since it is larger than the sum of its proper divisors (224287).

53547233 is a wasteful number, since it uses less digits than its factorization.

53547233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224286.

The product of its digits is 37800, while the sum is 32.

The square root of 53547233 is about 7317.5974882471. The cubic root of 53547233 is about 376.9169585408.

The spelling of 53547233 in words is "fifty-three million, five hundred forty-seven thousand, two hundred thirty-three".