973304641 has 4 divisors (see below), whose sum is σ = 1006866900. Its totient is φ = 939742384.

The previous prime is 973304611. The next prime is 973304681. The reversal of 973304641 is 146403379.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 146403379 = 19 ⋅7705441.

It can be written as a sum of positive squares in 2 ways, for example, as 258277041 + 715027600 = 16071^2 + 26740^2 .

It is a cyclic number.

It is not a de Polignac number, because 973304641 - 2¹¹ = 973302593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 973304641.

It is not an unprimeable number, because it can be changed into a prime (973304611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16781086 + ... + 16781143.

It is an arithmetic number, because the mean of its divisors is an integer number (251716725).

Almost surely, 2^973304641 is an apocalyptic number.

It is an amenable number.

973304641 is a deficient number, since it is larger than the sum of its proper divisors (33562259).

973304641 is a wasteful number, since it uses less digits than its factorization.

973304641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33562258.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 973304641 is about 31197.8307098426. The cubic root of 973304641 is about 991.0211688811.

The spelling of 973304641 in words is "nine hundred seventy-three million, three hundred four thousand, six hundred forty-one".