872076434 has 8 divisors (see below), whose sum is σ = 1308314700. Its totient is φ = 435971536.

The previous prime is 872076431. The next prime is 872076449. The reversal of 872076434 is 434670278.

It can be written as a sum of positive squares in 2 ways, for example, as 867125809 + 4950625 = 29447^2 + 2225^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 872076391 and 872076400.

It is not an unprimeable number, because it can be changed into a prime (872076431) by changing a digit.

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, 14969 + ... + 44364.

Almost surely, 2^872076434 is an apocalyptic number.

872076434 is a deficient number, since it is larger than the sum of its proper divisors (436238266).

872076434 is a wasteful number, since it uses less digits than its factorization.

872076434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66684.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 872076434 is about 29530.9402830320. The cubic root of 872076434 is about 955.3991493231.

The spelling of 872076434 in words is "eight hundred seventy-two million, seventy-six thousand, four hundred thirty-four".