868286501 has 4 divisors (see below), whose sum is σ = 906038112. Its totient is φ = 830534892.

The previous prime is 868286473. The next prime is 868286521. The reversal of 868286501 is 105682868.

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 868286501 - 2¹⁸ = 868024357 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 (868286521) 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, 18875771 + ... + 18875816.

It is an arithmetic number, because the mean of its divisors is an integer number (226509528).

Almost surely, 2^868286501 is an apocalyptic number.

It is an amenable number.

868286501 is a deficient number, since it is larger than the sum of its proper divisors (37751611).

868286501 is a wasteful number, since it uses less digits than its factorization.

868286501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37751610.

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 868286501 is about 29466.7015629507. The cubic root of 868286501 is about 954.0131252525.

The spelling of 868286501 in words is "eight hundred sixty-eight million, two hundred eighty-six thousand, five hundred one".