52612405 has 8 divisors (see below), whose sum is σ = 63211392. Its totient is φ = 42038928.

The previous prime is 52612397. The next prime is 52612421. The reversal of 52612405 is 50421625.

52612405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52612405 - 2³ = 52612397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52612405.

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 in 7 ways as a sum of consecutive naturals, for example, 1497 + ... + 10366.

It is an arithmetic number, because the mean of its divisors is an integer number (7901424).

Almost surely, 2^52612405 is an apocalyptic number.

It is an amenable number.

52612405 is a deficient number, since it is larger than the sum of its proper divisors (10598987).

52612405 is a wasteful number, since it uses less digits than its factorization.

52612405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12755.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 52612405 is about 7253.4409075969. The cubic root of 52612405 is about 374.7106627405.

The spelling of 52612405 in words is "fifty-two million, six hundred twelve thousand, four hundred five".