9725042372 has 24 divisors (see below), whose sum is σ = 18024413400. Its totient is φ = 4575352320.

The previous prime is 9725042359. The next prime is 9725042377. The reversal of 9725042372 is 2732405279.

It can be written as a sum of positive squares in 4 ways, for example, as 4676371456 + 5048670916 = 68384^2 + 71054^2 .

It is not an unprimeable number, because it can be changed into a prime (9725042377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298754 + ... + 329702.

It is an arithmetic number, because the mean of its divisors is an integer number (751017225).

Almost surely, 2^9725042372 is an apocalyptic number.

It is an amenable number.

9725042372 is a deficient number, since it is larger than the sum of its proper divisors (8299371028).

9725042372 is a wasteful number, since it uses less digits than its factorization.

9725042372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35591 (or 35589 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 9725042372 is about 98615.6294509141. The cubic root of 9725042372 is about 2134.5049555075.

The spelling of 9725042372 in words is "nine billion, seven hundred twenty-five million, forty-two thousand, three hundred seventy-two".