867134434 has 8 divisors (see below), whose sum is σ = 1301182380. Its totient is φ = 433406976.

The previous prime is 867134399. The next prime is 867134441. The reversal of 867134434 is 434431768.

It can be written as a sum of positive squares in 2 ways, for example, as 826850025 + 40284409 = 28755^2 + 6347^2 .

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

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, 73239 + ... + 84250.

Almost surely, 2^867134434 is an apocalyptic number.

867134434 is a deficient number, since it is larger than the sum of its proper divisors (434047946).

867134434 is a wasteful number, since it uses less digits than its factorization.

867134434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160244.

The product of its digits is 193536, while the sum is 40.

The square root of 867134434 is about 29447.1464491893. The cubic root of 867134434 is about 953.5910013351.

The spelling of 867134434 in words is "eight hundred sixty-seven million, one hundred thirty-four thousand, four hundred thirty-four".