53725478 has 4 divisors (see below), whose sum is σ = 80588220. Its totient is φ = 26862738.

The previous prime is 53725439. The next prime is 53725489. The reversal of 53725478 is 87452735.

53725478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13431368 + ... + 13431371.

It is an arithmetic number, because the mean of its divisors is an integer number (20147055).

Almost surely, 2^53725478 is an apocalyptic number.

53725478 is a deficient number, since it is larger than the sum of its proper divisors (26862742).

53725478 is a wasteful number, since it uses less digits than its factorization.

53725478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26862741.

The product of its digits is 235200, while the sum is 41.

The square root of 53725478 is about 7329.7665719994. The cubic root of 53725478 is about 377.3347152978.

The spelling of 53725478 in words is "fifty-three million, seven hundred twenty-five thousand, four hundred seventy-eight".