971152208 has 40 divisors (see below), whose sum is σ = 2059592136. Its totient is φ = 440870400.

The previous prime is 971152153. The next prime is 971152241. The reversal of 971152208 is 802251179.

971152208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 68029504 + 903122704 = 8248^2 + 30052^2 .

It is a super-2 number, since 2×971152208² = 1886273222206550528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25583 + ... + 50958.

Almost surely, 2^971152208 is an apocalyptic number.

It is an amenable number.

971152208 is an abundant number, since it is smaller than the sum of its proper divisors (1088439928).

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

971152208 is a wasteful number, since it uses less digits than its factorization.

971152208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76623 (or 76617 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 971152208 is about 31163.3150996488. The cubic root of 971152208 is about 990.2900921810.

The spelling of 971152208 in words is "nine hundred seventy-one million, one hundred fifty-two thousand, two hundred eight".