42673826 has 8 divisors (see below), whose sum is σ = 68934684. Its totient is φ = 19695600.

The previous prime is 42673801. The next prime is 42673843. The reversal of 42673826 is 62837624.

It can be written as a sum of positive squares in 2 ways, for example, as 42315025 + 358801 = 6505^2 + 599^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 42673826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820625 + ... + 820676.

Almost surely, 2^42673826 is an apocalyptic number.

42673826 is a deficient number, since it is larger than the sum of its proper divisors (26260858).

42673826 is a wasteful number, since it uses less digits than its factorization.

42673826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641316.

The product of its digits is 96768, while the sum is 38.

The square root of 42673826 is about 6532.5206467335. The cubic root of 42673826 is about 349.4517293444.

The spelling of 42673826 in words is "forty-two million, six hundred seventy-three thousand, eight hundred twenty-six".