972073 has 4 divisors (see below), whose sum is σ = 990468. Its totient is φ = 953680.

The previous prime is 972071. The next prime is 972079. The reversal of 972073 is 370279.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 374544 + 597529 = 612^2 + 773^2 .

It is a cyclic number.

It is not a de Polignac number, because 972073 - 2¹ = 972071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (972071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9118 + ... + 9223.

It is an arithmetic number, because the mean of its divisors is an integer number (247617).

2⁹⁷²⁰⁷³ is an apocalyptic number.

It is an amenable number.

972073 is a deficient number, since it is larger than the sum of its proper divisors (18395).

972073 is a wasteful number, since it uses less digits than its factorization.

972073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18394.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 972073 is about 985.9376248019. The cubic root of 972073 is about 99.0602972472.

The spelling of 972073 in words is "nine hundred seventy-two thousand, seventy-three".