746509847 has 2 divisors, whose sum is σ = 746509848. Its totient is φ = 746509846.

The previous prime is 746509811. The next prime is 746509901. The reversal of 746509847 is 748905647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 746509847 - 2¹⁸ = 746247703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 746509795 and 746509804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746539847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373254923 + 373254924.

It is an arithmetic number, because the mean of its divisors is an integer number (373254924).

Almost surely, 2^746509847 is an apocalyptic number.

746509847 is a deficient number, since it is larger than the sum of its proper divisors (1).

746509847 is an equidigital number, since it uses as much as digits as its factorization.

746509847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The square root of 746509847 is about 27322.3323857975. The cubic root of 746509847 is about 907.1487648553.

The spelling of 746509847 in words is "seven hundred forty-six million, five hundred nine thousand, eight hundred forty-seven".