527222 has 4 divisors (see below), whose sum is σ = 790836. Its totient is φ = 263610.

The previous prime is 527209. The next prime is 527237. The reversal of 527222 is 222725.

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

It is a d-powerful number, because it can be written as 5 + 2⁴ + 2⁹ + 7⁴ + 2¹⁸ + 2¹⁸ .

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 527194 and 527203.

It is a congruent number.

It is an unprimeable number.

527222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131804 + ... + 131807.

It is an arithmetic number, because the mean of its divisors is an integer number (197709).

2⁵²⁷²²² is an apocalyptic number.

527222 is a deficient number, since it is larger than the sum of its proper divisors (263614).

527222 is a wasteful number, since it uses less digits than its factorization.

527222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263613.

The product of its digits is 560, while the sum is 20.

The square root of 527222 is about 726.1005440020. The cubic root of 527222 is about 80.7850828587.

Adding to 527222 its reverse (222725), we get a palindrome (749947).

The spelling of 527222 in words is "five hundred twenty-seven thousand, two hundred twenty-two".