43385253 has 8 divisors (see below), whose sum is σ = 57904128. Its totient is φ = 28894944.

The previous prime is 43385249. The next prime is 43385263. The reversal of 43385253 is 35258334.

43385253 is nontrivially palindromic in base 2.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43385253 - 2² = 43385249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43385263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3301 + ... + 9882.

It is an arithmetic number, because the mean of its divisors is an integer number (7238016).

Almost surely, 2^43385253 is an apocalyptic number.

It is an amenable number.

43385253 is a deficient number, since it is larger than the sum of its proper divisors (14518875).

43385253 is a wasteful number, since it uses less digits than its factorization.

43385253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14283.

The product of its digits is 43200, while the sum is 33.

The square root of 43385253 is about 6586.7482872811. The cubic root of 43385253 is about 351.3829717375.

It can be divided in two parts, 4338 and 5253, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 43385253 in words is "forty-three million, three hundred eighty-five thousand, two hundred fifty-three".