827790042 has 16 divisors (see below), whose sum is σ = 1675527840. Its totient is φ = 272605392.

The previous prime is 827790023. The next prime is 827790053. The reversal of 827790042 is 240097728.

827790042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 830617 + ... + 831612.

It is an arithmetic number, because the mean of its divisors is an integer number (104720490).

Almost surely, 2^827790042 is an apocalyptic number.

827790042 is an abundant number, since it is smaller than the sum of its proper divisors (847737798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

827790042 is a wasteful number, since it uses less digits than its factorization.

827790042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662317.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 827790042 is about 28771.3406361261. The cubic root of 827790042 is about 938.9448103651.

The spelling of 827790042 in words is "eight hundred twenty-seven million, seven hundred ninety thousand, forty-two".