9942763 has 2 divisors, whose sum is σ = 9942764. Its totient is φ = 9942762.

The previous prime is 9942749. The next prime is 9942767. The reversal of 9942763 is 3672499.

It is a strong prime.

It is an emirp because it is prime and its reverse (3672499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9942763 - 2⁵ = 9942731 is a prime.

It is not a weakly prime, because it can be changed into another prime (9942767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4971381 + 4971382.

It is an arithmetic number, because the mean of its divisors is an integer number (4971382).

Almost surely, 2^9942763 is an apocalyptic number.

9942763 is a deficient number, since it is larger than the sum of its proper divisors (1).

9942763 is an equidigital number, since it uses as much as digits as its factorization.

9942763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 9942763 is about 3153.2147088329. The cubic root of 9942763 is about 215.0316376734.

The spelling of 9942763 in words is "nine million, nine hundred forty-two thousand, seven hundred sixty-three".