972292470172 has 24 divisors (see below), whose sum is σ = 1845542240640. Its totient is φ = 446389655040.

The previous prime is 972292470167. The next prime is 972292470199. The reversal of 972292470172 is 271074292279.

It is a super-3 number, since 3×972292470172³ (a number of 37 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 174368172 + ... + 174373747.

It is an arithmetic number, because the mean of its divisors is an integer number (76897593360).

Almost surely, 2^972292470172 is an apocalyptic number.

It is an amenable number.

972292470172 is a deficient number, since it is larger than the sum of its proper divisors (873249770468).

972292470172 is a wasteful number, since it uses less digits than its factorization.

972292470172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348741981 (or 348741979 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 972292470172 in words is "nine hundred seventy-two billion, two hundred ninety-two million, four hundred seventy thousand, one hundred seventy-two".