527242087 has 4 divisors (see below), whose sum is σ = 550165680. Its totient is φ = 504318496.

The previous prime is 527242081. The next prime is 527242091. The reversal of 527242087 is 780242725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-527242087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527242081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11461762 + ... + 11461807.

It is an arithmetic number, because the mean of its divisors is an integer number (137541420).

Almost surely, 2^527242087 is an apocalyptic number.

527242087 is a deficient number, since it is larger than the sum of its proper divisors (22923593).

527242087 is a wasteful number, since it uses less digits than its factorization.

527242087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22923592.

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 527242087 is about 22961.7526987815. The cubic root of 527242087 is about 807.8610880816.

The spelling of 527242087 in words is "five hundred twenty-seven million, two hundred forty-two thousand, eighty-seven".