9403394 has 72 divisors (see below), whose sum is σ = 19740924. Its totient is φ = 3326400.

The previous prime is 9403393. The next prime is 9403409. The reversal of 9403394 is 4933049.

It can be written as a sum of positive squares in 2 ways, for example, as 7263025 + 2140369 = 2695^2 + 1463^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9403394.

It is not an unprimeable number, because it can be changed into a prime (9403393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 154124 + ... + 154184.

Almost surely, 2^9403394 is an apocalyptic number.

9403394 is an abundant number, since it is smaller than the sum of its proper divisors (10337530).

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

9403394 is a wasteful number, since it uses less digits than its factorization.

9403394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 9403394 is about 3066.4953937679. The cubic root of 9403394 is about 211.0708266829.

It can be divided in two parts, 940 and 3394, that added together give a palindrome (4334).

The spelling of 9403394 in words is "nine million, four hundred three thousand, three hundred ninety-four".