3640000537 has 2 divisors, whose sum is σ = 3640000538. Its totient is φ = 3640000536.

The previous prime is 3640000489. The next prime is 3640000561. The reversal of 3640000537 is 7350000463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2841316416 + 798684121 = 53304^2 + 28261^2 .

It is a cyclic number.

It is not a de Polignac number, because 3640000537 - 2²⁷ = 3505782809 is a prime.

It is not a weakly prime, because it can be changed into another prime (3640009537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820000268 + 1820000269.

It is an arithmetic number, because the mean of its divisors is an integer number (1820000269).

Almost surely, 2^3640000537 is an apocalyptic number.

It is an amenable number.

3640000537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640000537 is an equidigital number, since it uses as much as digits as its factorization.

3640000537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 3640000537 is about 60332.4169663374. The cubic root of 3640000537 is about 1538.2744118421.

The spelling of 3640000537 in words is "three billion, six hundred forty million, five hundred thirty-seven", and thus it is an aban number.