42051826 has 8 divisors (see below), whose sum is σ = 66397680. Its totient is φ = 19919268.

The previous prime is 42051803. The next prime is 42051833. The reversal of 42051826 is 62815024.

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 = 42051794 and 42051803.

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, 553276 + ... + 553351.

It is an arithmetic number, because the mean of its divisors is an integer number (8299710).

Almost surely, 2^42051826 is an apocalyptic number.

42051826 is a deficient number, since it is larger than the sum of its proper divisors (24345854).

42051826 is a wasteful number, since it uses less digits than its factorization.

42051826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106648.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 42051826 is about 6484.7379283977. The cubic root of 42051826 is about 347.7455807660.

The spelling of 42051826 in words is "forty-two million, fifty-one thousand, eight hundred twenty-six".