53723247 has 16 divisors (see below), whose sum is σ = 76295520. Its totient is φ = 33508352.

The previous prime is 53723227. The next prime is 53723261. The reversal of 53723247 is 74232735.

It is a cyclic number.

It is not a de Polignac number, because 53723247 - 2⁶ = 53723183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53723227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5779 + ... + 11867.

It is an arithmetic number, because the mean of its divisors is an integer number (4768470).

Almost surely, 2^53723247 is an apocalyptic number.

53723247 is a deficient number, since it is larger than the sum of its proper divisors (22572273).

53723247 is a wasteful number, since it uses less digits than its factorization.

53723247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6282.

The product of its digits is 35280, while the sum is 33.

The square root of 53723247 is about 7329.6143827626. The cubic root of 53723247 is about 377.3294921682.

The spelling of 53723247 in words is "fifty-three million, seven hundred twenty-three thousand, two hundred forty-seven".