9956493 has 16 divisors (see below), whose sum is σ = 15392640. Its totient is φ = 6348672.

The previous prime is 9956477. The next prime is 9956503. The reversal of 9956493 is 3946599.

It is a happy number.

It is not a de Polignac number, because 9956493 - 2⁴ = 9956477 is a prime.

It is a Curzon number.

9956493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9956423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7396 + ... + 8637.

It is an arithmetic number, because the mean of its divisors is an integer number (962040).

Almost surely, 2^9956493 is an apocalyptic number.

It is an amenable number.

9956493 is a deficient number, since it is larger than the sum of its proper divisors (5436147).

9956493 is a wasteful number, since it uses less digits than its factorization.

9956493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16065 (or 16059 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 9956493 is about 3155.3911009572. The cubic root of 9956493 is about 215.1305714889.

The spelling of 9956493 in words is "nine million, nine hundred fifty-six thousand, four hundred ninety-three".