52125405 has 8 divisors (see below), whose sum is σ = 83400672. Its totient is φ = 27800208.

The previous prime is 52125401. The next prime is 52125407. The reversal of 52125405 is 50452125.

It is a happy number.

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

It is not a de Polignac number, because 52125405 - 2² = 52125401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52125401) 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, 1737499 + ... + 1737528.

It is an arithmetic number, because the mean of its divisors is an integer number (10425084).

Almost surely, 2^52125405 is an apocalyptic number.

It is an amenable number.

52125405 is a deficient number, since it is larger than the sum of its proper divisors (31275267).

52125405 is a wasteful number, since it uses less digits than its factorization.

52125405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475035.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 52125405 is about 7219.7925870485. The cubic root of 52125405 is about 373.5509232389.

The spelling of 52125405 in words is "fifty-two million, one hundred twenty-five thousand, four hundred five".