53233473 has 8 divisors (see below), whose sum is σ = 73425600. Its totient is φ = 34265168.

The previous prime is 53233471. The next prime is 53233487. The reversal of 53233473 is 37433235.

It is a happy number.

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 53233473 - 2¹ = 53233471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53233473.

It is not an unprimeable number, because it can be changed into a prime (53233471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305853 + ... + 306026.

It is an arithmetic number, because the mean of its divisors is an integer number (9178200).

Almost surely, 2^53233473 is an apocalyptic number.

It is an amenable number.

53233473 is a deficient number, since it is larger than the sum of its proper divisors (20192127).

53233473 is a wasteful number, since it uses less digits than its factorization.

53233473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611911.

The product of its digits is 22680, while the sum is 30.

The square root of 53233473 is about 7296.1272604033. The cubic root of 53233473 is about 376.1793343444.

The spelling of 53233473 in words is "fifty-three million, two hundred thirty-three thousand, four hundred seventy-three".