973499999 has 4 divisors (see below), whose sum is σ = 974121240. Its totient is φ = 972878760.

The previous prime is 973499987. The next prime is 973500013. The reversal of 973499999 is 999994379.

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

It is a cyclic number.

It is not a de Polignac number, because 973499999 - 2⁸ = 973499743 is a prime.

It is a Duffinian number.

973499999 is a modest number, since divided by 99999 gives 9734 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (973499959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308264 + ... + 311405.

It is an arithmetic number, because the mean of its divisors is an integer number (243530310).

Almost surely, 2^973499999 is an apocalyptic number.

973499999 is a deficient number, since it is larger than the sum of its proper divisors (621241).

973499999 is a wasteful number, since it uses less digits than its factorization.

973499999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621240.

The product of its digits is 44641044, while the sum is 68.

The square root of 973499999 is about 31200.9615076202. The cubic root of 973499999 is about 991.0874691101.

The spelling of 973499999 in words is "nine hundred seventy-three million, four hundred ninety-nine thousand, nine hundred ninety-nine".