746727461 has 2 divisors, whose sum is σ = 746727462. Its totient is φ = 746727460.

The previous prime is 746727389. The next prime is 746727463. The reversal of 746727461 is 164727647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 713157025 + 33570436 = 26705^2 + 5794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746727461 is a prime.

It is a Sophie Germain prime.

Together with 746727463, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746727463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373363730 + 373363731.

It is an arithmetic number, because the mean of its divisors is an integer number (373363731).

Almost surely, 2^746727461 is an apocalyptic number.

It is an amenable number.

746727461 is a deficient number, since it is larger than the sum of its proper divisors (1).

746727461 is an equidigital number, since it uses as much as digits as its factorization.

746727461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 395136, while the sum is 44.

The square root of 746727461 is about 27326.3144423100. The cubic root of 746727461 is about 907.2369034972.

The spelling of 746727461 in words is "seven hundred forty-six million, seven hundred twenty-seven thousand, four hundred sixty-one".