3870723537 has 16 divisors (see below), whose sum is σ = 5745026560. Its totient is φ = 2575702800.

The previous prime is 3870723533. The next prime is 3870723541. The reversal of 3870723537 is 7353270783.

3870723537 is a `hidden beast` number, since 387 + 0 + 7 + 235 + 37 = 666.

It is an interprime number because it is at equal distance from previous prime (3870723533) and next prime (3870723541).

It is not a de Polignac number, because 3870723537 - 2² = 3870723533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3870723492 and 3870723501.

It is not an unprimeable number, because it can be changed into a prime (3870723533) 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, 117889 + ... + 147102.

It is an arithmetic number, because the mean of its divisors is an integer number (359064160).

Almost surely, 2^3870723537 is an apocalyptic number.

It is an amenable number.

3870723537 is a deficient number, since it is larger than the sum of its proper divisors (1874303023).

3870723537 is a wasteful number, since it uses less digits than its factorization.

3870723537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265541 (or 265535 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The square root of 3870723537 is about 62215.1391302792. The cubic root of 3870723537 is about 1570.1123071378.

The spelling of 3870723537 in words is "three billion, eight hundred seventy million, seven hundred twenty-three thousand, five hundred thirty-seven".