9309494 has 4 divisors (see below), whose sum is σ = 13964244. Its totient is φ = 4654746.

The previous prime is 9309491. The next prime is 9309511. The reversal of 9309494 is 4949039.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4949039 = 223 ⋅22193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9309491) 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 as a sum of consecutive naturals, namely, 2327372 + ... + 2327375.

It is an arithmetic number, because the mean of its divisors is an integer number (3491061).

Almost surely, 2^9309494 is an apocalyptic number.

9309494 is a deficient number, since it is larger than the sum of its proper divisors (4654750).

9309494 is a wasteful number, since it uses less digits than its factorization.

9309494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654749.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 9309494 is about 3051.1463419508. The cubic root of 9309494 is about 210.3659077947.

It can be divided in two parts, 93094 and 94, that multiplied together give a triangular number (8750836 = T₄₁₈₃).

The spelling of 9309494 in words is "nine million, three hundred nine thousand, four hundred ninety-four".