536642769 has 24 divisors (see below), whose sum is σ = 778069152. Its totient is φ = 328848000.

The previous prime is 536642753. The next prime is 536642773. The reversal of 536642769 is 967246635.

It is not a de Polignac number, because 536642769 - 2⁴ = 536642753 is a prime.

It is a super-2 number, since 2×536642769² = 575970923039974722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (536642789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125149 + ... + 129365.

It is an arithmetic number, because the mean of its divisors is an integer number (32419548).

Almost surely, 2^536642769 is an apocalyptic number.

It is an amenable number.

536642769 is a deficient number, since it is larger than the sum of its proper divisors (241426383).

536642769 is a wasteful number, since it uses less digits than its factorization.

536642769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497 (or 4484 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 48.

The square root of 536642769 is about 23165.5513424568. The cubic root of 536642769 is about 812.6341965009.

The spelling of 536642769 in words is "five hundred thirty-six million, six hundred forty-two thousand, seven hundred sixty-nine".