9867394 has 4 divisors (see below), whose sum is σ = 14801094. Its totient is φ = 4933696.

The previous prime is 9867371. The next prime is 9867427. The reversal of 9867394 is 4937689.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4937689 = 167 ⋅29567.

It can be written as a sum of positive squares in only one way, i.e., 9579025 + 288369 = 3095^2 + 537^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2466847 + ... + 2466850.

Almost surely, 2^9867394 is an apocalyptic number.

9867394 is a deficient number, since it is larger than the sum of its proper divisors (4933700).

9867394 is a wasteful number, since it uses less digits than its factorization.

9867394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4933699.

The product of its digits is 326592, while the sum is 46.

The square root of 9867394 is about 3141.2408376309. The cubic root of 9867394 is about 214.4869251235.

The spelling of 9867394 in words is "nine million, eight hundred sixty-seven thousand, three hundred ninety-four".