9962743 has 6 divisors (see below), whose sum is σ = 11395544. Its totient is φ = 8532336.

The previous prime is 9962737. The next prime is 9962753. The reversal of 9962743 is 3472699.

9962743 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-9962743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9962696 and 9962705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9962753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7755 + ... + 8947.

Almost surely, 2^9962743 is an apocalyptic number.

9962743 is a deficient number, since it is larger than the sum of its proper divisors (1432801).

9962743 is an frugal number, since it uses more digits than its factorization.

9962743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393 (or 1200 counting only the distinct ones).

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

The square root of 9962743 is about 3156.3813141001. The cubic root of 9962743 is about 215.1755767877.

Multiplying 9962743 by its product of digits (81648), we get a square (813438040464 = 901908²).

The spelling of 9962743 in words is "nine million, nine hundred sixty-two thousand, seven hundred forty-three".