433253253 has 4 divisors (see below), whose sum is σ = 577671008. Its totient is φ = 288835500.

The previous prime is 433253209. The next prime is 433253267. The reversal of 433253253 is 352352334.

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 not a de Polignac number, because 433253253 - 2⁶ = 433253189 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 433253253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433253203) 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, 72208873 + ... + 72208878.

It is an arithmetic number, because the mean of its divisors is an integer number (144417752).

Almost surely, 2^433253253 is an apocalyptic number.

It is an amenable number.

433253253 is a deficient number, since it is larger than the sum of its proper divisors (144417755).

433253253 is a wasteful number, since it uses less digits than its factorization.

433253253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144417754.

The product of its digits is 32400, while the sum is 30.

The square root of 433253253 is about 20814.7364383986. The cubic root of 433253253 is about 756.6829426097.

The spelling of 433253253 in words is "four hundred thirty-three million, two hundred fifty-three thousand, two hundred fifty-three".