53725859 has 4 divisors (see below), whose sum is σ = 58610040. Its totient is φ = 48841680.

The previous prime is 53725853. The next prime is 53725873. The reversal of 53725859 is 95852735.

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

It is a cyclic number.

It is not a de Polignac number, because 53725859 - 2⁴ = 53725843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53725853) 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, 2442074 + ... + 2442095.

It is an arithmetic number, because the mean of its divisors is an integer number (14652510).

Almost surely, 2^53725859 is an apocalyptic number.

53725859 is a deficient number, since it is larger than the sum of its proper divisors (4884181).

53725859 is a wasteful number, since it uses less digits than its factorization.

53725859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4884180.

The product of its digits is 378000, while the sum is 44.

The square root of 53725859 is about 7329.7925618669. The cubic root of 53725859 is about 377.3356072656.

The spelling of 53725859 in words is "fifty-three million, seven hundred twenty-five thousand, eight hundred fifty-nine".