9698449 has 4 divisors (see below), whose sum is σ = 10268964. Its totient is φ = 9127936.

The previous prime is 9698413. The next prime is 9698453. The reversal of 9698449 is 9448969.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9448969 = 83 ⋅113843.

It can be written as a sum of positive squares in 2 ways, for example, as 3448449 + 6250000 = 1857^2 + 2500^2 .

It is a cyclic number.

It is not a de Polignac number, because 9698449 - 2⁷ = 9698321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9698489) 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 3 ways as a sum of consecutive naturals, for example, 285232 + ... + 285265.

It is an arithmetic number, because the mean of its divisors is an integer number (2567241).

Almost surely, 2^9698449 is an apocalyptic number.

It is an amenable number.

9698449 is a deficient number, since it is larger than the sum of its proper divisors (570515).

9698449 is a wasteful number, since it uses less digits than its factorization.

9698449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570514.

The product of its digits is 559872, while the sum is 49.

The square root of 9698449 is about 3114.2332924815. The cubic root of 9698449 is about 213.2557560269.

It can be divided in two parts, 969 and 8449, that multiplied together give a triangular number (8187081 = T₄₀₄₆).

The spelling of 9698449 in words is "nine million, six hundred ninety-eight thousand, four hundred forty-nine".