946623749 has 2 divisors, whose sum is σ = 946623750. Its totient is φ = 946623748.

The previous prime is 946623739. The next prime is 946623763. The reversal of 946623749 is 947326649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 925984900 + 20638849 = 30430^2 + 4543^2 .

It is a cyclic number.

It is not a de Polignac number, because 946623749 - 2¹⁶ = 946558213 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 946623697 and 946623706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (946623709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473311874 + 473311875.

It is an arithmetic number, because the mean of its divisors is an integer number (473311875).

Almost surely, 2^946623749 is an apocalyptic number.

It is an amenable number.

946623749 is a deficient number, since it is larger than the sum of its proper divisors (1).

946623749 is an equidigital number, since it uses as much as digits as its factorization.

946623749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 50.

The square root of 946623749 is about 30767.2512421893. The cubic root of 946623749 is about 981.8816233684.

The spelling of 946623749 in words is "nine hundred forty-six million, six hundred twenty-three thousand, seven hundred forty-nine".