9449530440 has 96 divisors (see below), whose sum is σ = 32976953280. Its totient is φ = 2159891328.

The previous prime is 9449530429. The next prime is 9449530451. The reversal of 9449530440 is 440359449.

It is an interprime number because it is at equal distance from previous prime (9449530429) and next prime (9449530451).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 9449530392 and 9449530401.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797652 + ... + 809411.

It is an arithmetic number, because the mean of its divisors is an integer number (343509930).

Almost surely, 2^9449530440 is an apocalyptic number.

It is an amenable number.

9449530440 is an abundant number, since it is smaller than the sum of its proper divisors (23527422840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9449530440 is a wasteful number, since it uses less digits than its factorization.

9449530440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607091 (or 1607080 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 9449530440 is about 97208.6952900819. The cubic root of 9449530440 is about 2114.1546017951.

Adding to 9449530440 its reverse (440359449), we get a palindrome (9889889889).

The spelling of 9449530440 in words is "nine billion, four hundred forty-nine million, five hundred thirty thousand, four hundred forty".