9542245 has 4 divisors (see below), whose sum is σ = 11450700. Its totient is φ = 7633792.

The previous prime is 9542243. The next prime is 9542251. The reversal of 9542245 is 5422459.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3381921 + 6160324 = 1839^2 + 2482^2 .

It is a cyclic number.

It is not a de Polignac number, because 9542245 - 2¹ = 9542243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9542243) 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 in 3 ways as a sum of consecutive naturals, for example, 954220 + ... + 954229.

It is an arithmetic number, because the mean of its divisors is an integer number (2862675).

Almost surely, 2^9542245 is an apocalyptic number.

It is an amenable number.

9542245 is a deficient number, since it is larger than the sum of its proper divisors (1908455).

9542245 is a wasteful number, since it uses less digits than its factorization.

9542245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908454.

The product of its digits is 14400, while the sum is 31.

The square root of 9542245 is about 3089.0524437115. The cubic root of 9542245 is about 212.1046489984.

The spelling of 9542245 in words is "nine million, five hundred forty-two thousand, two hundred forty-five".