9528201442 has 4 divisors (see below), whose sum is σ = 14292302166. Its totient is φ = 4764100720.

The previous prime is 9528201439. The next prime is 9528201443. The reversal of 9528201442 is 2441028259.

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

It can be written as a sum of positive squares in only one way, i.e., 6287062681 + 3241138761 = 79291^2 + 56931^2 .

It is not an unprimeable number, because it can be changed into a prime (9528201443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2382050359 + ... + 2382050362.

Almost surely, 2^9528201442 is an apocalyptic number.

9528201442 is a deficient number, since it is larger than the sum of its proper divisors (4764100724).

9528201442 is a wasteful number, since it uses less digits than its factorization.

9528201442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4764100723.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 9528201442 is about 97612.5065859903. The cubic root of 9528201442 is about 2120.0054469126.

The spelling of 9528201442 in words is "nine billion, five hundred twenty-eight million, two hundred one thousand, four hundred forty-two".