53867269 has 4 divisors (see below), whose sum is σ = 53888044. Its totient is φ = 53846496.

The previous prime is 53867267. The next prime is 53867293. The reversal of 53867269 is 96276835.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46376100 + 7491169 = 6810^2 + 2737^2 .

It is a cyclic number.

It is not a de Polignac number, because 53867269 - 2¹ = 53867267 is a prime.

It is a super-2 number, since 2×53867269² = 5803365339036722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53867267) 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, 5832 + ... + 11905.

It is an arithmetic number, because the mean of its divisors is an integer number (13472011).

Almost surely, 2^53867269 is an apocalyptic number.

It is an amenable number.

53867269 is a deficient number, since it is larger than the sum of its proper divisors (20775).

53867269 is a wasteful number, since it uses less digits than its factorization.

53867269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20774.

The product of its digits is 544320, while the sum is 46.

The square root of 53867269 is about 7339.4324712474. The cubic root of 53867269 is about 377.6663746262. Note that the first 3 decimals are identical.

The spelling of 53867269 in words is "fifty-three million, eight hundred sixty-seven thousand, two hundred sixty-nine".