42555826 has 8 divisors (see below), whose sum is σ = 64430640. Its totient is φ = 21078948.

The previous prime is 42555817. The next prime is 42555833. The reversal of 42555826 is 62855524.

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, 99216 + ... + 99643.

It is an arithmetic number, because the mean of its divisors is an integer number (8053830).

Almost surely, 2^42555826 is an apocalyptic number.

42555826 is a deficient number, since it is larger than the sum of its proper divisors (21874814).

42555826 is a wasteful number, since it uses less digits than its factorization.

42555826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198968.

The product of its digits is 96000, while the sum is 37.

The square root of 42555826 is about 6523.4826588257. The cubic root of 42555826 is about 349.1293352382.

The spelling of 42555826 in words is "forty-two million, five hundred fifty-five thousand, eight hundred twenty-six".