9731696940 has 144 divisors (see below), whose sum is σ = 35219570400. Its totient is φ = 2224381824.

The previous prime is 9731696929. The next prime is 9731696959. The reversal of 9731696940 is 496961379.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157435 + ... + 210354.

It is an arithmetic number, because the mean of its divisors is an integer number (244580350).

Almost surely, 2^9731696940 is an apocalyptic number.

9731696940 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9731696940 is an abundant number, since it is smaller than the sum of its proper divisors (25487873460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9731696940 is a wasteful number, since it uses less digits than its factorization.

9731696940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367821 (or 367806 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The square root of 9731696940 is about 98649.3636066650. The cubic root of 9731696940 is about 2134.9917047066.

The spelling of 9731696940 in words is "nine billion, seven hundred thirty-one million, six hundred ninety-six thousand, nine hundred forty".