9473387868 has 144 divisors (see below), whose sum is σ = 28140263424. Its totient is φ = 2631052800.

The previous prime is 9473387857. The next prime is 9473387893. The reversal of 9473387868 is 8687833749.

9473387868 is a `hidden beast` number, since 9 + 473 + 3 + 87 + 86 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1785796 + ... + 1791092.

It is an arithmetic number, because the mean of its divisors is an integer number (195418496).

Almost surely, 2^9473387868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9473387868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14070131712).

9473387868 is an abundant number, since it is smaller than the sum of its proper divisors (18666875556).

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

9473387868 is a wasteful number, since it uses less digits than its factorization.

9473387868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5512 (or 5507 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The square root of 9473387868 is about 97331.3303515369. The cubic root of 9473387868 is about 2115.9323233942.

The spelling of 9473387868 in words is "nine billion, four hundred seventy-three million, three hundred eighty-seven thousand, eight hundred sixty-eight".