536666501 has 4 divisors (see below), whose sum is σ = 613333152. Its totient is φ = 459999852.

The previous prime is 536666483. The next prime is 536666509. The reversal of 536666501 is 105666635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 536666501 - 2¹⁸ = 536404357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536666509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38333315 + ... + 38333328.

It is an arithmetic number, because the mean of its divisors is an integer number (153333288).

Almost surely, 2^536666501 is an apocalyptic number.

It is an amenable number.

536666501 is a deficient number, since it is larger than the sum of its proper divisors (76666651).

536666501 is an equidigital number, since it uses as much as digits as its factorization.

536666501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76666650.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 536666501 is about 23166.0635628930. The cubic root of 536666501 is about 812.6461753886.

The spelling of 536666501 in words is "five hundred thirty-six million, six hundred sixty-six thousand, five hundred one".