9972736298 has 32 divisors (see below), whose sum is σ = 17462839680. Its totient is φ = 4183246080.

The previous prime is 9972736297. The next prime is 9972736303. The reversal of 9972736298 is 8926372799.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9972736298.

It is not an unprimeable number, because it can be changed into a prime (9972736297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96638 + ... + 171126.

It is an arithmetic number, because the mean of its divisors is an integer number (545713740).

Almost surely, 2^9972736298 is an apocalyptic number.

9972736298 is a deficient number, since it is larger than the sum of its proper divisors (7490103382).

9972736298 is a wasteful number, since it uses less digits than its factorization.

9972736298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74702.

The product of its digits is 20575296, while the sum is 62.

The square root of 9972736298 is about 99863.5884494444. The cubic root of 9972736298 is about 2152.4749791400.

The spelling of 9972736298 in words is "nine billion, nine hundred seventy-two million, seven hundred thirty-six thousand, two hundred ninety-eight".