862868434 has 8 divisors (see below), whose sum is σ = 1299858300. Its totient is φ = 429582336.

The previous prime is 862868429. The next prime is 862868443. The reversal of 862868434 is 434868268.

It can be written as a sum of positive squares in 2 ways, for example, as 764799025 + 98069409 = 27655^2 + 9903^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×862868434² = 1489083868787224712, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 925359 + ... + 926290.

Almost surely, 2^862868434 is an apocalyptic number.

862868434 is a deficient number, since it is larger than the sum of its proper divisors (436989866).

862868434 is a wasteful number, since it uses less digits than its factorization.

862868434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851884.

The product of its digits is 1769472, while the sum is 49.

The square root of 862868434 is about 29374.6222784226. The cubic root of 862868434 is about 952.0246511342.

The spelling of 862868434 in words is "eight hundred sixty-two million, eight hundred sixty-eight thousand, four hundred thirty-four".