9953493 has 16 divisors (see below), whose sum is σ = 14644800. Its totient is φ = 5962880.

The previous prime is 9953491. The next prime is 9953497. The reversal of 9953493 is 3943599.

It is a happy number.

It is not a de Polignac number, because 9953493 - 2¹ = 9953491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9953491) 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 in 15 ways as a sum of consecutive naturals, for example, 1243 + ... + 4631.

It is an arithmetic number, because the mean of its divisors is an integer number (915300).

Almost surely, 2^9953493 is an apocalyptic number.

It is an amenable number.

9953493 is a deficient number, since it is larger than the sum of its proper divisors (4691307).

9953493 is a wasteful number, since it uses less digits than its factorization.

9953493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492.

The product of its digits is 131220, while the sum is 42.

The square root of 9953493 is about 3154.9156882554. The cubic root of 9953493 is about 215.1089622554.

The spelling of 9953493 in words is "nine million, nine hundred fifty-three thousand, four hundred ninety-three".