3719972500 has 30 divisors (see below), whose sum is σ = 8134841330. Its totient is φ = 1487988000.

The previous prime is 3719972491. The next prime is 3719972561. The reversal of 3719972500 is 52799173.

It can be written as a sum of positive squares in 5 ways, for example, as 2538950544 + 1181021956 = 50388^2 + 34366^2 .

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 741495 + ... + 746494.

Almost surely, 2^3719972500 is an apocalyptic number.

It is an amenable number.

3719972500 is an abundant number, since it is smaller than the sum of its proper divisors (4414868830).

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

3719972500 is a wasteful number, since it uses less digits than its factorization.

3719972500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488013 (or 1487996 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 43.

The square root of 3719972500 is about 60991.5772873599. The cubic root of 3719972500 is about 1549.4583608706.

The spelling of 3719972500 in words is "three billion, seven hundred nineteen million, nine hundred seventy-two thousand, five hundred".