53267285 has 8 divisors (see below), whose sum is σ = 64029696. Its totient is φ = 42541200.

The previous prime is 53267281. The next prime is 53267293. The reversal of 53267285 is 58276235.

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

It is not a de Polignac number, because 53267285 - 2² = 53267281 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53267281) 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, 5741 + ... + 11810.

It is an arithmetic number, because the mean of its divisors is an integer number (8003712).

Almost surely, 2^53267285 is an apocalyptic number.

It is an amenable number.

53267285 is a deficient number, since it is larger than the sum of its proper divisors (10762411).

53267285 is a wasteful number, since it uses less digits than its factorization.

53267285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18163.

The product of its digits is 100800, while the sum is 38.

The square root of 53267285 is about 7298.4440122536. Note that the first 3 decimals coincide. The cubic root of 53267285 is about 376.2589627119.

The spelling of 53267285 in words is "fifty-three million, two hundred sixty-seven thousand, two hundred eighty-five".