9401268028 has 24 divisors (see below), whose sum is σ = 16727332160. Its totient is φ = 4622080320.

The previous prime is 9401268017. The next prime is 9401268029. The reversal of 9401268028 is 8208621049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9401268029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397938 + ... + 1404646.

Almost surely, 2^9401268028 is an apocalyptic number.

It is an amenable number.

9401268028 is a deficient number, since it is larger than the sum of its proper divisors (7326064132).

9401268028 is a wasteful number, since it uses less digits than its factorization.

9401268028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12517 (or 12515 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 9401268028 is about 96960.1362829075. The cubic root of 9401268028 is about 2110.5491879233.

The spelling of 9401268028 in words is "nine billion, four hundred one million, two hundred sixty-eight thousand, twenty-eight".