989142268 has 12 divisors (see below), whose sum is σ = 1731637432. Its totient is φ = 494388720.

The previous prime is 989142227. The next prime is 989142277. The reversal of 989142268 is 862241989.

It is a super-3 number, since 3×989142268³ (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 33018 + ... + 55393.

Almost surely, 2^989142268 is an apocalyptic number.

It is an amenable number.

989142268 is a deficient number, since it is larger than the sum of its proper divisors (742495164).

989142268 is a wasteful number, since it uses less digits than its factorization.

989142268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91212 (or 91210 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 989142268 is about 31450.6322352985. The cubic root of 989142268 is about 996.3675774826.

The spelling of 989142268 in words is "nine hundred eighty-nine million, one hundred forty-two thousand, two hundred sixty-eight".