53549423 has 8 divisors (see below), whose sum is σ = 54139392. Its totient is φ = 52962336.

The previous prime is 53549413. The next prime is 53549443. The reversal of 53549423 is 32494535.

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 53549423 - 2¹⁸ = 53287279 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 (53549413) 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, 70361 + ... + 71117.

It is an arithmetic number, because the mean of its divisors is an integer number (6767424).

Almost surely, 2^53549423 is an apocalyptic number.

53549423 is a deficient number, since it is larger than the sum of its proper divisors (589969).

53549423 is a wasteful number, since it uses less digits than its factorization.

53549423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441.

The product of its digits is 64800, while the sum is 35.

The square root of 53549423 is about 7317.7471259944. The cubic root of 53549423 is about 376.9220969133.

The spelling of 53549423 in words is "fifty-three million, five hundred forty-nine thousand, four hundred twenty-three".