526323223 has 2 divisors, whose sum is σ = 526323224. Its totient is φ = 526323222.

The previous prime is 526323209. The next prime is 526323241. The reversal of 526323223 is 322323625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-526323223 is a prime.

It is a super-2 number, since 2×526323223² = 554032270138215458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 526323191 and 526323200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526323823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263161611 + 263161612.

It is an arithmetic number, because the mean of its divisors is an integer number (263161612).

Almost surely, 2^526323223 is an apocalyptic number.

526323223 is a deficient number, since it is larger than the sum of its proper divisors (1).

526323223 is an equidigital number, since it uses as much as digits as its factorization.

526323223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 28.

The square root of 526323223 is about 22941.7353964342. The cubic root of 526323223 is about 807.3915086505.

Adding to 526323223 its reverse (322323625), we get a palindrome (848646848).

It can be divided in two parts, 52632 and 3223, that added together give a palindrome (55855).

The spelling of 526323223 in words is "five hundred twenty-six million, three hundred twenty-three thousand, two hundred twenty-three".