9870972304 has 20 divisors (see below), whose sum is σ = 19207097676. Its totient is φ = 4914301952.

The previous prime is 9870972301. The next prime is 9870972323. The reversal of 9870972304 is 4032790789.

It can be written as a sum of positive squares in 2 ways, for example, as 902882304 + 8968090000 = 30048^2 + 94700^2 .

It is not an unprimeable number, because it can be changed into a prime (9870972301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1320169 + ... + 1327624.

Almost surely, 2^9870972304 is an apocalyptic number.

It is an amenable number.

9870972304 is a deficient number, since it is larger than the sum of its proper divisors (9336125372).

9870972304 is a wasteful number, since it uses less digits than its factorization.

9870972304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648034 (or 2648028 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 9870972304 is about 99352.7669670050. The cubic root of 9870972304 is about 2145.1284911338.

The spelling of 9870972304 in words is "nine billion, eight hundred seventy million, nine hundred seventy-two thousand, three hundred four".