767425427 has 2 divisors, whose sum is σ = 767425428. Its totient is φ = 767425426.

The previous prime is 767425423. The next prime is 767425459. The reversal of 767425427 is 724524767.

It is a weak prime.

It is an emirp because it is prime and its reverse (724524767) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 767425427 - 2² = 767425423 is a prime.

It is a super-2 number, since 2×767425427² = 1177883572012264658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (767425423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383712713 + 383712714.

It is an arithmetic number, because the mean of its divisors is an integer number (383712714).

Almost surely, 2^767425427 is an apocalyptic number.

767425427 is a deficient number, since it is larger than the sum of its proper divisors (1).

767425427 is an equidigital number, since it uses as much as digits as its factorization.

767425427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 44.

The square root of 767425427 is about 27702.4444228303. Note that the first 4 decimals coincide. The cubic root of 767425427 is about 915.5429614080.

The spelling of 767425427 in words is "seven hundred sixty-seven million, four hundred twenty-five thousand, four hundred twenty-seven".