867827043 has 6 divisors (see below), whose sum is σ = 1253527964. Its totient is φ = 578551356.

The previous prime is 867827039. The next prime is 867827057. The reversal of 867827043 is 340728768.

It is a happy number.

It is not a de Polignac number, because 867827043 - 2² = 867827039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 867827043.

It is not an unprimeable number, because it can be changed into a prime (867827083) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48212605 + ... + 48212622.

Almost surely, 2^867827043 is an apocalyptic number.

867827043 is a deficient number, since it is larger than the sum of its proper divisors (385700921).

867827043 is a wasteful number, since it uses less digits than its factorization.

867827043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96425233 (or 96425230 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 867827043 is about 29458.9043075264. The cubic root of 867827043 is about 953.8448220103.

It can be divided in two parts, 8678 and 27043, that added together give a square (35721 = 189²).

The spelling of 867827043 in words is "eight hundred sixty-seven million, eight hundred twenty-seven thousand, forty-three".