42773794 has 16 divisors (see below), whose sum is σ = 73611648. Its totient is φ = 18260352.

The previous prime is 42773791. The next prime is 42773821. The reversal of 42773794 is 49737724.

It is a self number, because there is not a number n which added to its sum of digits gives 42773794.

It is not an unprimeable number, because it can be changed into a prime (42773791) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2127 + ... + 9490.

It is an arithmetic number, because the mean of its divisors is an integer number (4600728).

Almost surely, 2^42773794 is an apocalyptic number.

42773794 is a deficient number, since it is larger than the sum of its proper divisors (30837854).

42773794 is a wasteful number, since it uses less digits than its factorization.

42773794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11889.

The product of its digits is 296352, while the sum is 43.

The square root of 42773794 is about 6540.1677348521. The cubic root of 42773794 is about 349.7243925537.

The spelling of 42773794 in words is "forty-two million, seven hundred seventy-three thousand, seven hundred ninety-four".