9788894 has 4 divisors (see below), whose sum is σ = 14683344. Its totient is φ = 4894446.

The previous prime is 9788893. The next prime is 9788897. The reversal of 9788894 is 4988879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4988879 = 7 ⋅712697.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9788893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2447222 + ... + 2447225.

It is an arithmetic number, because the mean of its divisors is an integer number (3670836).

Almost surely, 2^9788894 is an apocalyptic number.

9788894 is a deficient number, since it is larger than the sum of its proper divisors (4894450).

9788894 is a wasteful number, since it uses less digits than its factorization.

9788894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4894449.

The product of its digits is 1161216, while the sum is 53.

The square root of 9788894 is about 3128.7208248740. The cubic root of 9788894 is about 213.9166269106.

The spelling of 9788894 in words is "nine million, seven hundred eighty-eight thousand, eight hundred ninety-four".