8400247484 has 24 divisors (see below), whose sum is σ = 14961784320. Its totient is φ = 4125568304.

The previous prime is 8400247469. The next prime is 8400247523. The reversal of 8400247484 is 4847420048.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 288917 + ... + 316659.

It is an arithmetic number, because the mean of its divisors is an integer number (623407680).

Almost surely, 2^8400247484 is an apocalyptic number.

It is an amenable number.

8400247484 is a deficient number, since it is larger than the sum of its proper divisors (6561536836).

8400247484 is a wasteful number, since it uses less digits than its factorization.

8400247484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29089 (or 29087 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 41.

The square root of 8400247484 is about 91652.8640250811. The cubic root of 8400247484 is about 2032.8126770714.

The spelling of 8400247484 in words is "eight billion, four hundred million, two hundred forty-seven thousand, four hundred eighty-four".