9487492649 has 16 divisors (see below), whose sum is σ = 9670046400. Its totient is φ = 9306925056.

The previous prime is 9487492643. The next prime is 9487492657. The reversal of 9487492649 is 9462947849.

It is a cyclic number.

It is not a de Polignac number, because 9487492649 - 2⁴ = 9487492633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9487492591 and 9487492600.

It is not an unprimeable number, because it can be changed into a prime (9487492643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11044382 + ... + 11045240.

It is an arithmetic number, because the mean of its divisors is an integer number (604377900).

Almost surely, 2^9487492649 is an apocalyptic number.

It is an amenable number.

9487492649 is a deficient number, since it is larger than the sum of its proper divisors (182553751).

9487492649 is a wasteful number, since it uses less digits than its factorization.

9487492649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784.

The product of its digits is 31352832, while the sum is 62.

The square root of 9487492649 is about 97403.7609592155. The cubic root of 9487492649 is about 2116.9819289800.

The spelling of 9487492649 in words is "nine billion, four hundred eighty-seven million, four hundred ninety-two thousand, six hundred forty-nine".