42768434 has 8 divisors (see below), whose sum is σ = 64457328. Its totient is φ = 21282660.

The previous prime is 42768419. The next prime is 42768443. The reversal of 42768434 is 43486724.

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, 50252 + ... + 51095.

It is an arithmetic number, because the mean of its divisors is an integer number (8057166).

Almost surely, 2^42768434 is an apocalyptic number.

42768434 is a deficient number, since it is larger than the sum of its proper divisors (21688894).

42768434 is a wasteful number, since it uses less digits than its factorization.

42768434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101560.

The product of its digits is 129024, while the sum is 38.

The square root of 42768434 is about 6539.7579465910. The cubic root of 42768434 is about 349.7097839124.

The spelling of 42768434 in words is "forty-two million, seven hundred sixty-eight thousand, four hundred thirty-four".