9047242 has 4 divisors (see below), whose sum is σ = 13570866. Its totient is φ = 4523620.

The previous prime is 9047231. The next prime is 9047273. The reversal of 9047242 is 2427409.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2427409 = 47 ⋅51647.

It can be written as a sum of positive squares in only one way, i.e., 6255001 + 2792241 = 2501^2 + 1671^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9047242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2261809 + ... + 2261812.

Almost surely, 2^9047242 is an apocalyptic number.

9047242 is a deficient number, since it is larger than the sum of its proper divisors (4523624).

9047242 is a wasteful number, since it uses less digits than its factorization.

9047242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523623.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 9047242 is about 3007.8633612583. The cubic root of 9047242 is about 208.3717003827.

The spelling of 9047242 in words is "nine million, forty-seven thousand, two hundred forty-two".