9445742 has 4 divisors (see below), whose sum is σ = 14168616. Its totient is φ = 4722870.

The previous prime is 9445741. The next prime is 9445753. The reversal of 9445742 is 2475449.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2475449 = 67 ⋅36947.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9445741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361434 + ... + 2361437.

It is an arithmetic number, because the mean of its divisors is an integer number (3542154).

Almost surely, 2^9445742 is an apocalyptic number.

9445742 is a deficient number, since it is larger than the sum of its proper divisors (4722874).

9445742 is a wasteful number, since it uses less digits than its factorization.

9445742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722873.

The product of its digits is 40320, while the sum is 35.

The square root of 9445742 is about 3073.3925880043. The cubic root of 9445742 is about 211.3872033312.

The spelling of 9445742 in words is "nine million, four hundred forty-five thousand, seven hundred forty-two".