3688500537 has 16 divisors (see below), whose sum is σ = 5465506560. Its totient is φ = 2458522800.

The previous prime is 3688500467. The next prime is 3688500539. The reversal of 3688500537 is 7350058863.

3688500537 is a `hidden beast` number, since 3 + 68 + 8 + 50 + 0 + 537 = 666.

It is not a de Polignac number, because 3688500537 - 2¹⁶ = 3688435001 is a prime.

It is a super-2 number, since 2×3688500537² = 27210072422898576738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3688500492 and 3688500501.

It is not an unprimeable number, because it can be changed into a prime (3688500539) 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, 178987 + ... + 198527.

It is an arithmetic number, because the mean of its divisors is an integer number (341594160).

Almost surely, 2^3688500537 is an apocalyptic number.

It is an amenable number.

3688500537 is a deficient number, since it is larger than the sum of its proper divisors (1777006023).

3688500537 is a wasteful number, since it uses less digits than its factorization.

3688500537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26541 (or 26535 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 3688500537 is about 60733.0267399872. The cubic root of 3688500537 is about 1545.0763691160.

The spelling of 3688500537 in words is "three billion, six hundred eighty-eight million, five hundred thousand, five hundred thirty-seven".