971882228 has 6 divisors (see below), whose sum is σ = 1700793906. Its totient is φ = 485941112.

The previous prime is 971882221. The next prime is 971882269. The reversal of 971882228 is 822288179.

It can be written as a sum of positive squares in only one way, i.e., 679540624 + 292341604 = 26068^2 + 17098^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971882221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121485275 + ... + 121485282.

It is an arithmetic number, because the mean of its divisors is an integer number (283465651).

Almost surely, 2^971882228 is an apocalyptic number.

It is an amenable number.

971882228 is a deficient number, since it is larger than the sum of its proper divisors (728911678).

971882228 is a wasteful number, since it uses less digits than its factorization.

971882228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242970561 (or 242970559 counting only the distinct ones).

The product of its digits is 258048, while the sum is 47.

The square root of 971882228 is about 31175.0257096927. The cubic root of 971882228 is about 990.5381653800.

The spelling of 971882228 in words is "nine hundred seventy-one million, eight hundred eighty-two thousand, two hundred twenty-eight".