9887464 has 8 divisors (see below), whose sum is σ = 18539010. Its totient is φ = 4943728.

The previous prime is 9887441. The next prime is 9887503. The reversal of 9887464 is 4647889.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8655364 + 1232100 = 2942^2 + 1110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617959 + ... + 617974.

Almost surely, 2^9887464 is an apocalyptic number.

It is an amenable number.

9887464 is a deficient number, since it is larger than the sum of its proper divisors (8651546).

9887464 is a wasteful number, since it uses less digits than its factorization.

9887464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235939 (or 1235935 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 9887464 is about 3144.4338123103. The cubic root of 9887464 is about 214.6322467522.

The spelling of 9887464 in words is "nine million, eight hundred eighty-seven thousand, four hundred sixty-four".