523326667 has 2 divisors, whose sum is σ = 523326668. Its totient is φ = 523326666.

The previous prime is 523326649. The next prime is 523326689. The reversal of 523326667 is 766623325.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 523326667 - 2⁷ = 523326539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (523326467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261663333 + 261663334.

It is an arithmetic number, because the mean of its divisors is an integer number (261663334).

Almost surely, 2^523326667 is an apocalyptic number.

523326667 is a deficient number, since it is larger than the sum of its proper divisors (1).

523326667 is an equidigital number, since it uses as much as digits as its factorization.

523326667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 40.

The square root of 523326667 is about 22876.3342124563. The cubic root of 523326667 is about 805.8563303620.

The spelling of 523326667 in words is "five hundred twenty-three million, three hundred twenty-six thousand, six hundred sixty-seven".