9540428042 has 8 divisors (see below), whose sum is σ = 14344797600. Its totient is φ = 4758828844.

The previous prime is 9540428003. The next prime is 9540428077. The reversal of 9540428042 is 2408240459.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 9540427987 and 9540428005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5691542 + ... + 5693217.

It is an arithmetic number, because the mean of its divisors is an integer number (1793099700).

Almost surely, 2^9540428042 is an apocalyptic number.

9540428042 is a deficient number, since it is larger than the sum of its proper divisors (4804369558).

9540428042 is a wasteful number, since it uses less digits than its factorization.

9540428042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11385180.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 9540428042 is about 97675.1147529400. The cubic root of 9540428042 is about 2120.9118572005.

The spelling of 9540428042 in words is "nine billion, five hundred forty million, four hundred twenty-eight thousand, forty-two".