9956698 has 4 divisors (see below), whose sum is σ = 14935050. Its totient is φ = 4978348.

The previous prime is 9956641. The next prime is 9956699. The reversal of 9956698 is 8966599.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8966599 = 17 ⋅527447.

It can be written as a sum of positive squares in only one way, i.e., 6335289 + 3621409 = 2517^2 + 1903^2 .

It is not an unprimeable number, because it can be changed into a prime (9956699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489173 + ... + 2489176.

Almost surely, 2^9956698 is an apocalyptic number.

9956698 is a deficient number, since it is larger than the sum of its proper divisors (4978352).

9956698 is a wasteful number, since it uses less digits than its factorization.

9956698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978351.

The product of its digits is 1049760, while the sum is 52.

The square root of 9956698 is about 3155.4235848773. The cubic root of 9956698 is about 215.1320479614.

Subtracting from 9956698 its reverse (8966599), we obtain a palindrome (990099).

The spelling of 9956698 in words is "nine million, nine hundred fifty-six thousand, six hundred ninety-eight".