536666840 has 16 divisors (see below), whose sum is σ = 1207500480. Its totient is φ = 214666720.

The previous prime is 536666831. The next prime is 536666857. The reversal of 536666840 is 48666635.

It is a super-2 number, since 2×536666840² = 576022594311171200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 536666791 and 536666800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6708296 + ... + 6708375.

It is an arithmetic number, because the mean of its divisors is an integer number (75468780).

Almost surely, 2^536666840 is an apocalyptic number.

It is an amenable number.

536666840 is an abundant number, since it is smaller than the sum of its proper divisors (670833640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

536666840 is a wasteful number, since it uses less digits than its factorization.

536666840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13416682 (or 13416678 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 536666840 is about 23166.0708796291. The cubic root of 536666840 is about 812.6463464986.

It can be divided in two parts, 53666 and 6840, that added together give a palindrome (60506).

The spelling of 536666840 in words is "five hundred thirty-six million, six hundred sixty-six thousand, eight hundred forty".