52145727 has 8 divisors (see below), whose sum is σ = 71223600. Its totient is φ = 33915840.

The previous prime is 52145719. The next prime is 52145777. The reversal of 52145727 is 72754125.

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

It is not a de Polignac number, because 52145727 - 2³ = 52145719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52145777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211852 + ... + 212097.

It is an arithmetic number, because the mean of its divisors is an integer number (8902950).

Almost surely, 2^52145727 is an apocalyptic number.

52145727 is a deficient number, since it is larger than the sum of its proper divisors (19077873).

52145727 is a wasteful number, since it uses less digits than its factorization.

52145727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423993.

The product of its digits is 19600, while the sum is 33.

The square root of 52145727 is about 7221.1998310530. The cubic root of 52145727 is about 373.5994620499.

The spelling of 52145727 in words is "fifty-two million, one hundred forty-five thousand, seven hundred twenty-seven".