527222417 has 4 divisors (see below), whose sum is σ = 527837040. Its totient is φ = 526607796.

The previous prime is 527222351. The next prime is 527222447. The reversal of 527222417 is 714222725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 527222417 - 2¹⁰ = 527221393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (527222447) 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, 306023 + ... + 307740.

It is an arithmetic number, because the mean of its divisors is an integer number (131959260).

Almost surely, 2^527222417 is an apocalyptic number.

It is an amenable number.

527222417 is a deficient number, since it is larger than the sum of its proper divisors (614623).

527222417 is an equidigital number, since it uses as much as digits as its factorization.

527222417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614622.

The product of its digits is 15680, while the sum is 32.

The square root of 527222417 is about 22961.3243738248. The cubic root of 527222417 is about 807.8510415738.

The spelling of 527222417 in words is "five hundred twenty-seven million, two hundred twenty-two thousand, four hundred seventeen".