42789276 has 24 divisors (see below), whose sum is σ = 110935440. Its totient is φ = 14263056.

The previous prime is 42789247. The next prime is 42789277. The reversal of 42789276 is 67298724.

42789276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42789277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197991 + ... + 198206.

It is an arithmetic number, because the mean of its divisors is an integer number (4622310).

Almost surely, 2^42789276 is an apocalyptic number.

It is an amenable number.

42789276 is an abundant number, since it is smaller than the sum of its proper divisors (68146164).

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

42789276 is a wasteful number, since it uses less digits than its factorization.

42789276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396210 (or 396202 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 42789276 is about 6541.3512365566. The cubic root of 42789276 is about 349.7665817808.

The spelling of 42789276 in words is "forty-two million, seven hundred eighty-nine thousand, two hundred seventy-six".