542626834 has 8 divisors (see below), whose sum is σ = 818158140. Its totient is φ = 269907456.

The previous prime is 542626829. The next prime is 542626849. The reversal of 542626834 is 438626245.

It can be written as a sum of positive squares in 2 ways, for example, as 492174225 + 50452609 = 22185^2 + 7103^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702499 + ... + 703270.

Almost surely, 2^542626834 is an apocalyptic number.

542626834 is a deficient number, since it is larger than the sum of its proper divisors (275531306).

542626834 is a wasteful number, since it uses less digits than its factorization.

542626834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405964.

The product of its digits is 276480, while the sum is 40.

The square root of 542626834 is about 23294.3519763912. The cubic root of 542626834 is about 815.6435801251.

The spelling of 542626834 in words is "five hundred forty-two million, six hundred twenty-six thousand, eight hundred thirty-four".