9409742 has 4 divisors (see below), whose sum is σ = 14114616. Its totient is φ = 4704870.

The previous prime is 9409727. The next prime is 9409747. The reversal of 9409742 is 2479049.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9409747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2352434 + ... + 2352437.

It is an arithmetic number, because the mean of its divisors is an integer number (3528654).

Almost surely, 2^9409742 is an apocalyptic number.

9409742 is a deficient number, since it is larger than the sum of its proper divisors (4704874).

9409742 is a wasteful number, since it uses less digits than its factorization.

9409742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704873.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 9409742 is about 3067.5302769492. The cubic root of 9409742 is about 211.1183122403.

The spelling of 9409742 in words is "nine million, four hundred nine thousand, seven hundred forty-two".