9476949840 has 80 divisors (see below), whose sum is σ = 29404504896. Its totient is φ = 2524953600.

The previous prime is 9476949803. The next prime is 9476949907. The reversal of 9476949840 is 489496749.

It is a happy number.

9476949840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264180 + ... + 297900.

Almost surely, 2^9476949840 is an apocalyptic number.

It is an amenable number.

9476949840 is an abundant number, since it is smaller than the sum of its proper divisors (19927555056).

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

9476949840 is a wasteful number, since it uses less digits than its factorization.

9476949840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34908 (or 34902 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The square root of 9476949840 is about 97349.6268097623. The cubic root of 9476949840 is about 2116.1974853888.

The spelling of 9476949840 in words is "nine billion, four hundred seventy-six million, nine hundred forty-nine thousand, eight hundred forty".