971328652 has 24 divisors (see below), whose sum is σ = 1943956224. Its totient is φ = 416005392.

The previous prime is 971328641. The next prime is 971328661. The reversal of 971328652 is 256823179.

971328652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×971328652² = 1886958700392274208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 971328599 and 971328608.

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, 34203 + ... + 55789.

It is an arithmetic number, because the mean of its divisors is an integer number (80998176).

Almost surely, 2^971328652 is an apocalyptic number.

It is an amenable number.

971328652 is an abundant number, since it is smaller than the sum of its proper divisors (972627572).

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

971328652 is a wasteful number, since it uses less digits than its factorization.

971328652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23205 (or 23203 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 971328652 is about 31166.1459279135. The cubic root of 971328652 is about 990.3500622395.

The spelling of 971328652 in words is "nine hundred seventy-one million, three hundred twenty-eight thousand, six hundred fifty-two".