42766434 has 16 divisors (see below), whose sum is σ = 95036640. Its totient is φ = 14255460.

The previous prime is 42766417. The next prime is 42766439. The reversal of 42766434 is 43466724.

42766434 is a `hidden beast` number, since 4 + 2 + 7 + 6 + 643 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (42766439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395932 + ... + 396039.

It is an arithmetic number, because the mean of its divisors is an integer number (5939790).

Almost surely, 2^42766434 is an apocalyptic number.

42766434 is an abundant number, since it is smaller than the sum of its proper divisors (52270206).

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

42766434 is a wasteful number, since it uses less digits than its factorization.

42766434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791982 (or 791976 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 42766434 is about 6539.6050339451. The cubic root of 42766434 is about 349.7043326141.

The spelling of 42766434 in words is "forty-two million, seven hundred sixty-six thousand, four hundred thirty-four".