527357385 has 24 divisors (see below), whose sum is σ = 947943360. Its totient is φ = 281256624.

The previous prime is 527357381. The next prime is 527357387. The reversal of 527357385 is 583753725.

527357385 is a `hidden beast` number, since 5 + 2 + 73 + 573 + 8 + 5 = 666.

It is not a de Polignac number, because 527357385 - 2² = 527357381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 527357385.

It is not an unprimeable number, because it can be changed into a prime (527357381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 215805 + ... + 218234.

It is an arithmetic number, because the mean of its divisors is an integer number (39497640).

Almost surely, 2^527357385 is an apocalyptic number.

It is an amenable number.

527357385 is a deficient number, since it is larger than the sum of its proper divisors (420585975).

527357385 is an equidigital number, since it uses as much as digits as its factorization.

527357385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434059 (or 434047 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The square root of 527357385 is about 22964.2632148301. The cubic root of 527357385 is about 807.9199718349.

The spelling of 527357385 in words is "five hundred twenty-seven million, three hundred fifty-seven thousand, three hundred eighty-five".