52506785 has 8 divisors (see below), whose sum is σ = 66324480. Its totient is φ = 39794544.

The previous prime is 52506767. The next prime is 52506793. The reversal of 52506785 is 58760525.

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 52506785 - 2⁶ = 52506721 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276257 + ... + 276446.

It is an arithmetic number, because the mean of its divisors is an integer number (8290560).

Almost surely, 2^52506785 is an apocalyptic number.

It is an amenable number.

52506785 is a deficient number, since it is larger than the sum of its proper divisors (13817695).

52506785 is a wasteful number, since it uses less digits than its factorization.

52506785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552727.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 52506785 is about 7246.1565674501. The cubic root of 52506785 is about 374.4597494595.

The spelling of 52506785 in words is "fifty-two million, five hundred six thousand, seven hundred eighty-five".