9389042156 has 12 divisors (see below), whose sum is σ = 17694733392. Its totient is φ = 4333404048.

The previous prime is 9389042123. The next prime is 9389042161. The reversal of 9389042156 is 6512409839.

It is a super-2 number, since 2×9389042156² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9389042156.

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, 90279200 + ... + 90279303.

It is an arithmetic number, because the mean of its divisors is an integer number (1474561116).

Almost surely, 2^9389042156 is an apocalyptic number.

It is an amenable number.

9389042156 is a deficient number, since it is larger than the sum of its proper divisors (8305691236).

9389042156 is a wasteful number, since it uses less digits than its factorization.

9389042156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180558520 (or 180558518 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 9389042156 is about 96897.0699040998. The cubic root of 9389042156 is about 2109.6339036755.

The spelling of 9389042156 in words is "nine billion, three hundred eighty-nine million, forty-two thousand, one hundred fifty-six".