9243142 has 4 divisors (see below), whose sum is σ = 13864716. Its totient is φ = 4621570.

The previous prime is 9243133. The next prime is 9243167. The reversal of 9243142 is 2413429.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310784 + ... + 2310787.

It is an arithmetic number, because the mean of its divisors is an integer number (3466179).

Almost surely, 2^9243142 is an apocalyptic number.

9243142 is a deficient number, since it is larger than the sum of its proper divisors (4621574).

9243142 is a wasteful number, since it uses less digits than its factorization.

9243142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4621573.

The product of its digits is 1728, while the sum is 25.

The square root of 9243142 is about 3040.2536078426. The cubic root of 9243142 is about 209.8649320420.

It can be divided in two parts, 92 and 43142, that added together give a palindrome (43234).

The spelling of 9243142 in words is "nine million, two hundred forty-three thousand, one hundred forty-two".