536037661 has 2 divisors, whose sum is σ = 536037662. Its totient is φ = 536037660.

The previous prime is 536037641. The next prime is 536037713. The reversal of 536037661 is 166730635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458773561 + 77264100 = 21419^2 + 8790^2 .

It is a cyclic number.

It is not a de Polignac number, because 536037661 - 2⁵ = 536037629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 536037661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (536037641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268018830 + 268018831.

It is an arithmetic number, because the mean of its divisors is an integer number (268018831).

Almost surely, 2^536037661 is an apocalyptic number.

It is an amenable number.

536037661 is a deficient number, since it is larger than the sum of its proper divisors (1).

536037661 is an equidigital number, since it uses as much as digits as its factorization.

536037661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 536037661 is about 23152.4871450132. The cubic root of 536037661 is about 812.3286447633.

The spelling of 536037661 in words is "five hundred thirty-six million, thirty-seven thousand, six hundred sixty-one".