766232531 has 2 divisors, whose sum is σ = 766232532. Its totient is φ = 766232530.

The previous prime is 766232527. The next prime is 766232539. The reversal of 766232531 is 135232667.

It is a weak prime.

It is an emirp because it is prime and its reverse (135232667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 766232531 - 2² = 766232527 is a prime.

It is a super-2 number, since 2×766232531² = 1174224583125331922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 766232491 and 766232500.

It is not a weakly prime, because it can be changed into another prime (766232539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383116265 + 383116266.

It is an arithmetic number, because the mean of its divisors is an integer number (383116266).

Almost surely, 2^766232531 is an apocalyptic number.

766232531 is a deficient number, since it is larger than the sum of its proper divisors (1).

766232531 is an equidigital number, since it uses as much as digits as its factorization.

766232531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 35.

The square root of 766232531 is about 27680.9055307083. The cubic root of 766232531 is about 915.0683381330.

The spelling of 766232531 in words is "seven hundred sixty-six million, two hundred thirty-two thousand, five hundred thirty-one".