972001532 has 6 divisors (see below), whose sum is σ = 1701002688. Its totient is φ = 486000764.

The previous prime is 972001531. The next prime is 972001553. The reversal of 972001532 is 235100279.

It is a junction number, because it is equal to n+sod(n) for n = 972001495 and 972001504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972001531) by changing a digit.

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 as a sum of consecutive naturals, namely, 121500188 + ... + 121500195.

It is an arithmetic number, because the mean of its divisors is an integer number (283500448).

Almost surely, 2^972001532 is an apocalyptic number.

It is an amenable number.

972001532 is a deficient number, since it is larger than the sum of its proper divisors (729001156).

972001532 is a wasteful number, since it uses less digits than its factorization.

972001532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243000387 (or 243000385 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 972001532 is about 31176.9391056916. The cubic root of 972001532 is about 990.5786950953.

The spelling of 972001532 in words is "nine hundred seventy-two million, one thousand, five hundred thirty-two".