9400242528 has 72 divisors (see below), whose sum is σ = 27383972616. Its totient is φ = 3056985600.

The previous prime is 9400242517. The next prime is 9400242529. The reversal of 9400242528 is 8252420049.

9400242528 is a `hidden beast` number, since 9 + 400 + 242 + 5 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9400242492 and 9400242501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9400242529) 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 11 ways as a sum of consecutive naturals, for example, 386238 + ... + 409853.

It is an arithmetic number, because the mean of its divisors is an integer number (380332953).

Almost surely, 2^9400242528 is an apocalyptic number.

It is an amenable number.

9400242528 is an abundant number, since it is smaller than the sum of its proper divisors (17983730088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9400242528 is a wasteful number, since it uses less digits than its factorization.

9400242528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796148 (or 796137 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 9400242528 is about 96954.8478829192. The cubic root of 9400242528 is about 2110.4724448397.

The spelling of 9400242528 in words is "nine billion, four hundred million, two hundred forty-two thousand, five hundred twenty-eight".