766230407 has 2 divisors, whose sum is σ = 766230408. Its totient is φ = 766230406.

The previous prime is 766230403. The next prime is 766230419. The reversal of 766230407 is 704032667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 766230407 - 2² = 766230403 is a prime.

It is a super-2 number, since 2×766230407² = 1174218073222771298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766230403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383115203 + 383115204.

It is an arithmetic number, because the mean of its divisors is an integer number (383115204).

Almost surely, 2^766230407 is an apocalyptic number.

766230407 is a deficient number, since it is larger than the sum of its proper divisors (1).

766230407 is an equidigital number, since it uses as much as digits as its factorization.

766230407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 766230407 is about 27680.8671648848. The cubic root of 766230407 is about 915.0674926077.

The spelling of 766230407 in words is "seven hundred sixty-six million, two hundred thirty thousand, four hundred seven".